Cita APA

Johnson, N., Lilford, R. J., & Brazier, W. (1991). At what level of collective equipoise does a clinical trial become ethical?

Chicago Style Citation

Johnson, N., R J. Lilford, i W. Brazier. At What Level of Collective Equipoise Does a Clinical Trial Become Ethical? 1991.

Cita MLA

Johnson, N., R J. Lilford, i W. Brazier. At What Level of Collective Equipoise Does a Clinical Trial Become Ethical? 1991.