1. Walker AM, Chan KA, Yood RA. Patterns of interchange in the dispensing of non-steroidal anti-inflammatory drugs. Journal of Clinical Epidemiology 1992; 45: 187-195.

2. Chan KA, Walker AM, Yood RA. An equilibrium model of drug utilization. Journal of Clinical Epidemiology 1993; 46: 113-121.

3. Chan KA, Felson DT, Yood RA, Walker AM. Incidence of rheumatoid arthritis in central Massachusetts. Arthritis & Rheumatism 1993; 36: 1691-1696.

4. Chan KA, Felson DT, Yood RA, Walker AM. The lag time between onset of symptoms and diagnosis of rheumatoid arthritis patients and its determinants. Arthritis & Rheumatism 1994; 37: 814-820.

5. Lee T-K, Huang Z-S, Ng S-K, Chan KA, Wang Y-S, Liu H-W, Lee J-J. Impact of alcohol consumption and cigarette smoking on stroke among the elderly in Taiwan. Stroke 1995; 26: 790-794.

6. Lin H-S, Cheng W-F, Chan KA, Chang D-Y, Chen C-K, Huang S-C. Risk factors for recurrence in patients with stage IB, IIA, and IIB cervical carcinoma after radical hysterectomy and postoperative pelvic irradiation. Obstetrics & Gynecology 1996; 88: 274-279.

7. Lai M-Y, Kao J-H, Yang P-M, Wang J-T, Chen P-J, Chan KA, Chu J-S, Chen D-S. Long-term efficacy of ribavirin plus interferon alfa in the treatment of chronic hepatitis C. Gastroenterology 1996; 111: 1307-1312.

8. Cheng TA, Mann AH, Chan KA. Personality disorder and suicide, a case-control study. British Journal of Psychiatry 1997; 170: 441-446.

9. Lee T-K, Chan KA, Huang Z-S, Ng S-K, Lin R-T, Po HL, Yuan R-Y, Lain M-L, Chang T-W, Yan S-H, Deng J-C, Liu L-H, Lee K-Y, Lie S-K, Sung S-M, Hu H-H. Effectiveness of low-dose ASA in prevention of secondary ischemic stroke, the ASA study group in Taiwan. Thrombosis Research 1997; 87: 215-224.

10. Yang Y-H K. Kao SM, Chan KA. A retrospective drug utilization evaluation of antihyperlipidemic agents in a medical centre in Taiwan. J Clin Pharmacy & Therapeutics 1997; 22: 291-299.

11. Chang CK, Yu HJ, Chan KA, Lai MK. Secular trend and age-period-cohort analysis of prostate cancer mortality in Taiwan. Journal of Urology 1997; 158: 1845-1848.

12. Chie W-C, Chen S-Y, Chan KA. Public opinion survey of separation of physician’s dispensing practice from medical practice (in Chinese). Chinese Journal of Public Health (Taipei) 1998; 17: 10-18.

13. Lin S-G, Chang L-H, Chan KA, Chien C-P. Lofexidine in the treatment for heroin withdrawal – an open trial (in Chinese). Taiwan Psychiatry Journal 1998; 12: 36-44.

14. Chan JCN, Chan KA, Ho LLT, Fuh MMC, Lee CH, Sheaves R, Panelo A, Kim DK, Mustaffa BE. An Asian multi-center clinical trial to assess the efficacy and tolerability of acarbose compared with placebo in non-insulin-dependent diabetic patients previously treated with diet. Diabetes Care 1998; 21: 1058-61.

15. Chang C-K, Yu H-J, Chan KA, Chie W-C, Chen J, Chen Y-T, Lai M-K. Factors related to delayed treatment and post-treatment symptom severity in patients with benign prostatic hyperplasia. Journal of Formosan Medical Association 1998; 97: 757-62.

16. Yu H-J, Chen J, Lai M-K, Chan KA, Chie W-C. High prevalence of voiding symptoms in Taiwanese women. British Journal of Urology 1998; 82: 520-3.

17. Chong M-Y, Chan K-W, Cheng ATA. Substance use disorders among adolescents in Taiwan: prevalence, sociodemographic correlates and psychiatric co-morbidity. Psychological Medicine 1999; 29: 1387-96.

18. Chan KA, Andrade SE, Boles M, Buist DSM, Chase GA, Donahue JG, Goodman MJ, Gurwitz JH, LaCroix AZ, Platt R. Inhibitors of hydroxymethylglutaryl-coenzyme A reductase inhibitors and risk of fracture among older women. Lancet 2000; 355: 2185-8.

19. Smalley W, Shatin D, Wysowski DK, Gurwitz J, Andrade SE, Goodman M, Chan KA, Platt R, Schech SD, Ray WA. Contraindicated use of cisapride: the impact of an FDA regulatory action. JAMA 2000; 2000; 284: 3036-9.

20. Kaye KS, Sands K, Donahue JG, Chan KA, Fishman P, Platt P. Preoperative Drug Dispensing as Predictor of Surgical Site Infection. Emerging Infectious Diseases 2001; 7: 57-65.