Peer-reviewed Publications

Giuliani F, Oros D, Gunier RB, … Langer A, et al. Effects of prenatal exposure to maternal COVID-19 and perinatal care on neonatal outcome: results from the INTERCOVID Multinational Cohort Study. Am J Obstet Gynecol; 2022.

Yamey G, Arya AN, Bhutta ZA, Causevic S, Chisadza C, Fewer S, Friberg P, Gloppen S, Guha-Sapir D, Halonen T, Hoffman SJ, Langer A, et al. A call for an immediate ceasefire and peaceful end to the Russian aggression against Ukraine. The Lancet; 2022.

Knaul FM, Arreola-Ornelas H, Essue BM, Nargund RS, Garcia P, Acevedo Gomez US, Dhatt R, Calderon-Villarreal A, Yerramilli P, Langer A. The feminization of medicine in Latin America: ‘More-the-merrier’ will not beget gender equity or strengthen health systems.  The Lancet; 2022.

Hacker HP, Ateva E, Jolivet RR, Al-makaleh B, Shaver T, Sacks E. Global Research Priorities for Understanding and Improving Respectful Care for Newborns: A Modified Delphi Study. Glob Health Sci Pract; 2022.

Jolivet RRGausman J, Adanu R, Bandoh D, Belizan M, Berrueta M, Chakraborty S, Kenu E, Khan N, Odikro M, Pingray V, Ramesh S, Saggurti N, Vazquez P, Langer A. Multisite, mixed methods study to validate 10 maternal health system and policy indicators in Argentina, Ghana and India: a research protocol. BMJ Open

Eskenazi B, Rauch S, Iurlaro E, Gunier RB, Rego A, Gravett MG, … Langer A, et al. Diabetes mellitus, maternal adiposity, and insulin-dependent gestational diabetes are associated with COVID-19 in pregnancy: the INTERCOVID study. American Journal of Obstetrics and Gynecology; 2021.

Knaul FM, Essue BM, Arreola-Ornelas H, Watkins D, Langer A. Universal health coverage must become a best buy for women. The Lancet; 2021.

Jolivet RR, Gausman J, Langer A. Recommendations for refining key maternal health policy and finance indicators to strengthen a framework for monitoring the Strategies toward Ending Preventable Maternal Mortality (EPMM). Journal of Global Health; 2021.

Kwete, X, Knaul F, Langer A. Gender equity, caregiving, and the 1-2-3-child policy in China. The Lancet, Volume 398, Issue 10304, 953.

Jolivet RR, Skjefte M, Gausman J, Langer A. The prioritization and development of key social and structural indicators to address gaps in a framework for monitoring the Strategies toward Ending Preventable Maternal Mortality (EPMM): Results of an iterative expert technical consultation. Journal of Global Health; 2021.

Jolivet RR, Gausman J, Kapoor N, Langer A, Sharma J, Semrau KEA. Operationalizing respectful maternity care at the healthcare provider level: a systematic scoping review. Reprod Health. 2021: 18(194).

Holt K, Uttekar BV, Reed R, Langer A, et al. Understanding quality of contraceptive services from women’s perspectives in Gujarat, India: a focus group study. BMJ Open 2021;11.

Bhutta Z, Gaffey MF, Singh NS, Langer A, Blanchet K. Women’s and children’s health in conflict settings: build on existing efforts – Authors’ reply. The Lancet. 2021: 397(10288): 1879-1880.

Gausman J, Othman A, Al-Qotob R, Shaheen A, Sabbah EA, Aldiqs M, Hamad I, Dabobe M. Langer A. Health care professionals’ attitudes towards youth-friendly sexual and reproductive health services in Jordan: a cross-sectional study of physicians, midwives and nurses. Reprod Health. 2021: 18(84).

Villar J, Ariff S, Gunier RB, Langer A, et al. Maternal and Neonatal Morbidity and Mortality Among Pregnant Women With and Without COVID-19 InfectionThe INTERCOVID Multinational Cohort Study. JAMA Pediatr; 2021.

Roder-DeWan SBaril NBelanoff CMDeclercq ERLanger ABeing known: a grounded theory study of the meaning of quality maternity care to people of color in BostonJ Midwifery Womens Health202166(4): 452– 458.

Gausman J., Othman A., Al-Qotob R, and Langer A.Health care professionals’ attitudes towards youth-friendly sexual and reproductive health services in Jordan: a cross-sectional study of physicians, midwives and nursesReprod Health 18, 84. 2021.

Douthard RA, Martin IK, Chapple-McGruder T, Langer A, Chang S. US Maternal Mortality Within a Global Context: Historical Trends, Current State, and Future Directions. Journal of Women’s Health. Feb 2021: 168-177.

Singh N, Ataullahjan A, Ndiaye K, Das JK, Wise PH, Altare C, Ahmed Z, Langer A, et. al. Delivering health interventions to women, children, and adolescents in conflict settings: what have we learned from ten country case studies? The Lancet; 2021.

Bhutta ZA, Gaffey MF, Singh NS, Langer A, Blanchet K. Women’s and children’s health in conflict settings: build on existing efforts – Authors’ reply. Lancet (London, England). 2021 May;397(10288):1879-1880.

Bhutta ZA, Gaffey MF, Spiegal PB, Waldman RJ, Wise PH, Blanchet K, Langer A, et al. Doing better for women and children in armed conflict settings. The Lancet; 2021.

Eran B, Boerma T , Akseer N., Langer A, Malembaka EB,  Okiro EA, Wise PH, et al. The Effects of Armed Conflict on the Health of Women and Children. The Lancet; 2021.

Kotlar B, Gerson E, Petrillo S, Langer A, Tiemeier H. The impact of the COVID-19 pandemic on maternal and perinatal health: a scoping review. Reprod Health. 2021: 18(10).

Kruk ME, Roder-DeWan S, Nimako K, Twum-Danso NA, Amatya A, Langer A. Health system redesign for equity in maternal and newborn health must be codesigned, country led, adapted to context and fit for purpose. Response letter. BMJ Global Health; 2020.

Agudile EP, Okechukwu CA, Subramanian SV, Geller AC, Langer A. The Roles of Social Networks and Social Support on Breastfeeding Practices in Nigeria. Int J Med Health Dev. 2020: 25: 57-69.

Goldstein J, Langer A, Lesser J. Sex Differences in Disorders of the Brain and Heart—A Global Crisis of Multimorbidity and Novel Opportunity. JAMA Psychiatry; 2020.

Agudile EP, Okechukwu CA, Subramanian SV, Langer A, Geller AC. Young Adult Sexual Behavior in South Africa: How Important is Parental Social Support? Afr J Reprod Health. 2020: Mar 24: (1): 35-52.

Roder-DeWan SNimako KTwum-Danso NAY, Amatya A, Langer A, Kruk, M. Health system redesign for maternal and newborn survival: rethinking care models to close the global equity gap. 

Jolivet R, Warren C, Sripad P, Ateva E, Gausman J, Mitchell K, Palgi H, Sacks E, Langer A. Upholding Rights Under COVID-19: The Respectful Maternity Care Charter. Health and Human Rights Journal; 2020.

Gausman J, Langer A. Sex and Gender Disparities in the COVID-19 Pandemic. Journal of Women’s Health. 2020: 29(4): 465-466.

Gausman J., Othman A., Dababneh A., Dabobe A., Hamad I., Daas I., Langer A. A social-ecological examination into the research, policy and health service delivery environment related to early marriage and sexual and gender-based violence among youth in Jordan. BMC Int Health Hum Rights; 2020.

Jones R M, Vesel L, Kimenju G, Ogolla T, Munson M, Little S, Rajasekharan S, Wegner M N, Langer A, Pearson N. Implementation of the INTERGROWTH-21st gestational dating and fetal and newborn growth standards in Nairobi, Kenya: women’s experiences with ultrasound and newborn assessment, Global Health Action. 2020: 13(1). 

Othman A, Shaheen A, Otoum M, Aldiqs M, Hamad I, Dabobe M, Langer A, Gausman J. Parent–child communication about sexual and reproductive health: perspectives of Jordanian and Syrian parents, Sexual and Reproductive Health Matters. 2020: 28(1).

Gausman J, Othman A, Dababneh A, Hamad I, Dabobe M, Daas I, Langer, A. Landscape analysis of family planning research, programmes and policies targeting young people in Jordan: stakeholder assessment and systematic review. East Mediterr Health J; 2020.

Gausman J, Austin SB, Subramanian SV, Langer A. Adversity, social capital, and mental distress among mothers of small children: A cross-sectional study in three low and middle-income countries. PLOS ONE. 2020: 15(1).

Gausman J, Othman A, Amawi A, Langer A.  “Child marriage in the Arab world.” The Lancet. 2019: 394 (10201): 825-826.

Gausman J, Othman A, Hamad IL, Dadobe M, Daas I, Langer A. How do Jordanian and Syrian youth living in Jordan envision their sexual and reproductive health needs? A concept mapping study protocol. BMJ Open; 2019.

Gausman J, Othman A, Otoom M, Shaheen A, Langer A. Youth as Navigators: A Study Protocol to Incorporate Narrative and Visual Methods Into Research on Adolescent Sexual and Gender Development Among Syrian and Jordanian Youth. International Journal of Qualitative Methods; 2019.

O’Connor M, McGowan K, Jolivet RR. An awareness-raising framework for global health networks: lessons learned from a qualitative case study in respectful maternity care. Reproductive Health; 2019.

Holt K, Zavala I, Quintero X, Hessler D, Langer A. Development and Validation of the Client-Reported Quality of Contraceptive Counseling Scale to Measure Quality and Fulfillment of Rights in Family Planning Programs. Studies in Family Planning. June 2019: 50 (2): 137-158.

Brizuela V, Bonet M, Souza JP, Tuncalp O, Viswanath K, Langer A. Factors influencing awareness of healthcare providers on maternal sepsis: a mixed-methods approach. BMC Public Health. June 2019: 19 (683).

Brizuela V, Leslie HH, Sharma J, Langer A, Tunçalp Ö. Measuring quality of care for all women and newborns: how do we know if we are doing it right? A review of facility assessment tools. The Lancet Global Health. 2019 May 1;7(5):e624-32.

Holt K, Zavala I, Quintero X, Mendoza D, McCormick M, Dehlendorf C, Lieberman E, Langer A . Women’s preferences for contraceptive counseling in Mexico: Results from a focus group study. Reproductive Health; 2018.

Millar K, Patel S, Munson M, Vesel L, Subbiah S, Jones R, Little S, Papageorghiou A, Villar Jose, Wenger MN, Pearson N, Muigai F, Ongeti C,  Langer A. INTERGROWTH-21st gestational dating and fetal and newborn growth standards in peri-urban Nairobi, Kenya: Quasi-experimental implementation study protocol. JMIR Research Protocols; 2018.

Janiak E, Clark J, Bartz D, Langer AGottlieb B. Barriers and pathways to providing long‐acting reversible contraceptives in Massachusetts community health centers: A qualitative exploration. Perspectives on Sexual and Reproductive Health; 2018.

Jolivet RR, Moran A, O’Connor M, Chou D, Bhardwaj N, Newby H, Requejo J, Schaaf M, Say L, Langer AEnding preventable maternal mortality: Phase II of a multi-step process to develop a monitoring framework, 2016–2030. BMC Pregnancy and Childbirth; 2018.

Jolivet RR, Vasant Uttekar B, O’Connor M, Lakhwani K, Sharma J, Wegner MNExploring perceptions of group antenatal care in Urban India: Results of a feasibility study. Reproductive Health; 2018.

Sharma J, O’Connor M, Jolivet RRGroup antenatal care models in low- and middle-income countries: A systematic evidence synthesis. Reproductive Health; 2018.

Banks KP, Karim AM, Ratcliffe HL, Betemariam W, Langer A. Jeopardizing quality at the frontline of healthcare: Prevalence and risk factors for disrespect and abuse during facility-based childbirth in Ethiopia. Health Policy and Planning; 2017.

Abawi K, Gertiser L, Idris R, Villar J, Langer A, Chatfield A, Campana A. A large-scale Internet /computer-based, training module: dissemination of evidence-based management of postpartum hemorrhage to front-line health care workers. International Journal of E-Learning; 2017.

Holt K, Caglia JM, Peca E, Sherry JM, Langer A. A call for collaboration on respectful, person-centered health care in family planning and maternal health. Reproductive Health; 2017.

Sando D, Abuya T, Asefa A, Banks KP, Freedman LP, Kujawski S, Markovitz A, Ndwiga C, Ramsey K, Ratcliffe H, Ogwu EO, Warren CE, Jolivet RR. Methods used in prevalence studies of disrespect and abuse during facility based childbirth: lessons learned. Reproductive Health; 2017.

Holt K, Janiak E, McCormick MC, Lieberman E, Dehlendorf C, Kajeepeta S, Caglia JM, Langer A. Pregnancy Options Counseling and Abortion Referrals Among US Primary Care Physicians: Results From a National Survey. Family Medicine; 2017.

Holt K, Dehlendorf C, Langer A. Defining quality in contraceptive counseling to improve measurement of individuals’ experiences and enable service delivery improvement. Contraception; 2017.

Rahman A, Akhter S, Nisha MK, Islam SS, Ashraf F, Rahman M, Begum N, Chowdhury ME, Austin A, Anwar I. Can mHealth improve access to safe blood for transfusion during obstetric emergency? International Journal of Women’s Health; 2016.

Canning D, Shah I, Pearson E, Pradhan E, Karra M, Senderowicz L, Baernighausen T, Spiegelman D, Langer A. Institutionalizing postpartum intrauterine device (IUD) services in Sri Lanka, Tanzania, and Nepal: Study protocol for a cluster-randomized stepped-wedge trial. BMC Pregnancy and Childbirth; 2016.

Shifraw T, Berhane Y, Gulema H, Kendall T, Austin A. A qualitative study on factors that influence women’s choice of delivery in health facilities in Addis Ababa, Ethiopia. BMC Pregnancy and Childbirth; 2016.

de Jongh TE, Gurol-Urganci I, Allen E, Jiayue Zhu N, Atun R. Integration of antenatal care services with health programmes in low– and middle–income countries: Systematic review. Journal of Global Health; 2016.

McCarthy KJ, Blanc AK, Warren CE, Kimani J, Mdwaida B, Ndwidga C. Can surveys of women accurately track indicators of maternal and newborn care? A validity and reliability study in Kenya. Journal of Global Health; 2016.

Kruk ME, Leslie HH, Verguet S, Mbaruku GM, Adanu RMK, Langer A. Quality of basic maternal care functions in health facilities of five African countries: An analysis of national health system surveys. The Lancet; 2016.

Koblinsky M, Moyer CA, Calvert C, Campbell J, Campbell OMR, Feigl AB, Graham WJ, Hatt L, Hodgins S, Matthews Z, McDougall L, Moran AC, Nandakumar AK, Langer A. Quality maternity care for every woman, everywhere: A call to action. The Lancet; 2016.

Miller S, Abalos E, Chamillard M, Ciapponi A, Colaci D, Comandé D,  Diaz V, Geller S, Hanson C, Langer A, Manuelli V, Millar K, Morhason-Bello I, Castro CP, Pileggi VN, Robinson N, Skaer M, Souza JP, Vogel JP, Althabe F. Beyond too little, too late and too much, too soon: A pathway towards evidence-based, respectful maternity care worldwide. The Lancet; 2016.

Blanc AK, Diaz C, McCarthy KJ, Berdichevsky K. Measuring progress in maternal and newborn health care in Mexico: Validating indicators of health system contact and quality of care. BMC Pregnancy and Childbirth; 2016.

Moran AC, Jolivet RR, Chou D, Dalglish SL, Hill K, Ramsey K, Rawlins B, Say L. A common monitoring framework for ending preventable maternal mortality, 2015–2030: Phase I of a multi-step process. BMC Pregnancy and Childbirth; 2016.

Hodgins S, Tielsch J, Rankin K, Robinson A, Kearns AD, Caglia JM. A new look at care in pregnancy: Simple, effective interventions for neglected populations. PLOS One; 2016.

Sando D, Ratcliffe HLMcDonald KP, Spiegelman D, Lyatuu GW, Mwanyika-Sando M, Emil F, Wegner MN, Chalamilla G, Langer A. The prevalence of disrespect and abuse during facility-based childbirth in urban Tanzania. BMC Pregnancy and Childbirth; 2016.

Mony PK, Jayanna K, Vargese B, Washington M, Vinotha P, Thomas T. Adoption and completeness of documentation using a structured delivery record in secondary care, subdistrict government hospitals of Karnataka State, India. Health Services Research and Managerial Epidemiology; 2016.

Ratcliffe HL, Sando D, Lyatuu GW, Emil F, Mwanyika-Sando M, Chalamilla G, Langer A, McDonald KP. Mitigating disrespect and abuse during childbirth in Tanzania: An exploratory study of the effects of two facility-based interventions in a large public hospital. Reproductive Health; 2016.

Ratcliffe HL, Sando D, Mwanyika-Sando M, Chalamilla G, Langer A, McDonald KP. Applying a participatory approach to the promotion of a culture of respect during childbirth. Reproductive Health; 2016.

Agarwal K, Langer A, Riggs-Perla J. The Global Development Framework in Transition: Where are Mothers and Newborns in the Post-2015 Era? PLOS Collections Blog; 2016.

Langer ACaglia JM, Menéndez C. Sexual and Reproductive Health and Rights in the Time of Zika in Latin America and the Caribbean. Studies in Family Planning; 2016.

Hodin SMCaglia JM, Baye M, Bewa J, Waiswa P, Langer AFrom MDGs to SDGs: Implications for Maternal Newborn Health in Africa. African Journal of Reproductive Health; 2016.

Kearns AD, Caglia JM, ten Hoope-Bender P, Langer A. Antenatal and postnatal care: A review of innovative models for improving availability, accessibility, acceptability and quality of services in low-resource settings. BJOG; 2015.

Villar J, Papageorghiou AT, Pang R, Salomon LJ, Langer A, Victora C, Purwar M, Chumlea C, Qingqing W, Scherjon SA, Barros FC, Carvalho M, Altman DG, Giuliani F, Bertino E, Jaffer YA, Cheikh Ismail L, Ohuma EO, Lambert A, Noble JA, Gravett MG, Bhutta ZA, Kennedy SH. Monitoring human growth and development: A continuum from the womb to the classroom. American Journal of Obstetric Gynecology; 2015.

Chou D, Daelmans B, Jolivet RR, Kinney M, Say L. Ending preventable maternal and newborn mortality and stillbirths. BMJ; 2015.

Langer A, Meleis A, Knaul FM, Atun R, Aran M, Arreola-Ornelas H, Bhutta ZA, Binagwaho A, Bonita R, Caglia JM, Claeson M, Davies J, Donnay FA, Gausman JM, Glickman C,  Kearns AD, Kendall T, Lozano R, Seboni N, Sen G, Sindhu S, Temin M, Frenk J. Women and Health: The key for sustainable development. Lancet; 2015.

Austin A, Belizan M, Colaci D, Kendall T, Tebeka M, Gulema H, Hailemariam M, Bekele D,Tadesse L, Berhane Y, Langer A. Barriers to providing quality emergency obstetric care in Addis Ababa, Ethiopia: Healthcare providers’ perspectives on training, referrals and supervision, a mixed methods study. BMC Pregnancy and Childbirth; 2015.

Kendall T, Langer A. Critical maternal health knowledge gaps in low- and middle-income countries for the post-2015 era. BMC Reproductive Health; 2015.

Austin A, Fapohunda B, Langer A, Orobaton N. Trends in delivery with no one present in Nigeria between 2003 and 2013. International Journal of Women’s Health; 2015.

El Ayadi AM, Hill K, Langer A, Subramanian SV, McCormick M. Comparability of sociodemographic and pregnancy characteristics of pregnancy-related deaths identified via the sisterhood method versus the household/verbal autopsy method. International Journal of Gynaecology & Obstetrics; 2015.

Menendez C, Munguambe K, Langer A. Ebola crisis: The unequal impact on women and children’s health. Lancet Global Health; 2015.

Austin A. Unmet contraceptive need among married Nigerian women: An examination of trends and drivers. Contraception; 2015.

Quick J, Jay J, Langer A. Improving women’s health through universal health coverage. PLOS Medicine; 2014.

Thomas T, Gausman J, Lattof S, Wegner MN, Kearns A, Langer A. Improved maternal health since ICPD: 20 years of progress. Contraception; 2014.

Bhutta Z, Salam R, Lassi Z, Austin A, Langer A. Approaches to improve quality of care (QoC) for women and newborns: Conclusions, evidence gaps and research priorities. Reproductive Health; 2014.

Austin A, Langer A, Salam R, Lassi Z, Das J, Bhutta Z. Approaches to improve the quality of maternal and newborn health care: An overview of the evidence. Reproductive Health; 2014.

Kendall T, Bärnighausen T, Fawzi W, and Langer A, guest eds. Bridging gaps between HIV, maternal and reproductive healthcare in sub-Saharan Africa: Evidence for action. Journal of Acquired Immune Deficiency Syndromes; 2014.

Hope R, Kendall T, Langer A, Bärnighausen T. Health system integration of sexual and reproductive health and HIV services in sub-Saharan Africa: A scoping study. Journal of Acquired Immune Deficiency Syndromes; 2014.

Kendall T, Danel I, Cooper D, Dilmitis S, Kaida A, Kourtis AP, Langer A, Lapidos-Salaiz I, Lathrop E, Moran AC, Sebitloane H, Turan JM, Watts DH, Wegner MN.   Eliminating preventable HIV-related maternal mortality in sub-Saharan Africa: What do we need to know? Journal of Acquired Immune Deficiency Syndromes; 2014.

Sando D, Kendall T, Lyatuu G, Ratcliffe H, McDonald K, Mwanyika-Sando M, Emil F, Chalamilla G, Langer A. Disrespect and abuse during childbirth in Tanzania: Are women living with HIV more vulnerable? Journal of Acquired Immune Deficiency Syndromes; 2014.

Kendall T, Bärnighausen T, Fawzi W, Langer A. Towards comprehensive women’s healthcare in sub-Saharan Africa: Addressing intersections between HIV, reproductive and maternal healthJournal of Acquired Immune Deficiency Syndromes; 2014.

Chatfield A, Caglia JM, Dhillon S, Hirst J, Cheikh Ismail L, Abawi K, Kac G, Al Dhaheri AS, Villar J, Kennedy S, Langer A; International Fetal and Newborn Growth Consortium for the 21st Century. Translating research into practice: The introduction of the INTERGROWTH-21st package of clinical standards, tools and guidelines into policies, programmes and services. BJOG; 2013.

Langer A, Fleck F. The new women’s health agenda. Bulletin of the World Health Organization; 2013.

Dean S, Rudan I, Althabe F, Webb Girard A, Howson C, Langer A, Lawn J, Reeve ME, Teela KC, Toledano M, Venkatraman CM, Belizan JM, Car J, Chan KY, Chatterjee S, Chitekwe S, Doherty T, Donnay F, Ezzati M, Humayun K, Jack B, Lassi ZS, Martorell R, Poortman Y, Bhutta ZA. Setting research priorities for preconception care in low- and middle-income countries: Aiming to reduce maternal and child mortality and morbidity. PLoS Medicine; 2013.

Goldenberg RL, McClure EM, Kodkany B, Wembodinga G, Pasha O, Esamai F, Tshefu A, Patel A, Mabaye H, Goudar S, Saleem S, Waikar M, Langer A, Bose CL, Rubens CE, Wright LL, Moore J, Blanc A. A multi-country study of the “intrapartum stillbirth and early neonatal death indicator” in hospitals in low-resource settings. International Journal of Gynaecology & Obstetric; 2013.

Tunçalp O, Stanton C, Castro A, Adanu R, Heymann M, Adu-Bonsaffoh K, Lattof SR, Blanc A, Langer A. Measuring coverage in MNCH: Validating women’s self-report of emergency cesarean sections in Ghana and the Dominican Republic. PLoS One; 2013.

Langer A, Horton R, Chalamilla G. A manifesto for maternal health post-2015. Lancet; 2013.

Frenk J, Gómez-Dantés O, Langer A. A comprehensive approach to women’s health: Lessons from the Mexican health reform. BMC Women’s Health; 2012.

Knaul F, Bhadelia A, Gralow J, Arreola-Ornelas H, Langer A, Frenk J. Meeting the emerging challenge of breast and cervical cancer in low- and middle-income countries. International Journal of Gynaecology & Obstetrics; 2012.

Langer A, Frenk J, Horton R. Women and Health Initiative: Integrating needs and responses. Lancet; 2012.

Langer A. Introduction to the special section on abortion legalization in Mexico City. Studies in Family Planning; 2011.

Hernández-Prado B, Kestler E, Díaz J, Walker D, Langer A, Lewis S, De la Vara-Salazar E, Melo-Zurita Mdel C, Iriarte E, Danel I, Donnay F, Alemán D, Serrano R, Morales E, Largaespada N, González JD, Hernández Mdel C, Mejía CE, González G, Carrera Y, Valverde C, Luna R, Valencia-Mendoza A, Sosa-Rubí SG, Hernández-Prado B, Kestler E, Díaz J, Walker D, Langer A, Lewis S, De la Vara-Salazar E, Melo-Zurita Mdel C; Grupo de Trabajo de Salud Materna, Reproductiva y Neonatal del Sistema Mesoamericano de Salud Pública. Situational profile and intervention strategy in the Mesoamerican region in maternal, neonatal and reproductive health area [Spanish]. Salud Pública de México; 2011.

Coeytaux F, Bingham D, Langer A. Reducing maternal mortality: A global imperative. Contraception; 2011.

Langer A. Support during pregnancy for women at increased risk of low birth weight babies. Reproductive Health Library; 2011.