Cita APA

Chan, A., & Altman, D. (2003). Epidemiology of recent randomised controlled trials.

Citación estilo Chicago

Chan, A., and D. Altman. Epidemiology of Recent Randomised Controlled Trials. 2003.

Cita MLA

Chan, A., and D. Altman. Epidemiology of Recent Randomised Controlled Trials. 2003.

Warning: These citations may not always be 100% accurate.