APA

Barbieri R. L., Sluss P. M., Powers R. D., McShane P. M., Vitonis A., Ginsburg E. & Cramer D. C. (20050405). Association of body mass index, age, and cigarette smoking with serum testosterone levels in cycling women undergoing in vitro fertilization. : Fertility and sterility.

Chicago

Barbieri Robert L, Sluss Pat M, Powers Robert D, McShane Patricia M, Vitonis Allison, Ginsburg Elizabeth and Cramer Daniel C. 20050405. Association of body mass index, age, and cigarette smoking with serum testosterone levels in cycling women undergoing in vitro fertilization. : Fertility and sterility.

Harvard

Barbieri R. L., Sluss P. M., Powers R. D., McShane P. M., Vitonis A., Ginsburg E. and Cramer D. C. (20050405). Association of body mass index, age, and cigarette smoking with serum testosterone levels in cycling women undergoing in vitro fertilization. : Fertility and sterility.

MLA

Barbieri Robert L, Sluss Pat M, Powers Robert D, McShane Patricia M, Vitonis Allison, Ginsburg Elizabeth and Cramer Daniel C. Association of body mass index, age, and cigarette smoking with serum testosterone levels in cycling women undergoing in vitro fertilization. : Fertility and sterility. 20050405.