APA

Petsos P., Mamtora H., Ratcliffe W. A. & Anderson D. C. (19881108). Inadequate luteal phase usually indicates ovulatory dysfunction: observations from serial hormone and ultrasound monitoring of 115 cycles. : Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology.

Chicago

Petsos P, Mamtora H, Ratcliffe W A and Anderson D C. 19881108. Inadequate luteal phase usually indicates ovulatory dysfunction: observations from serial hormone and ultrasound monitoring of 115 cycles. : Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology.

Harvard

Petsos P., Mamtora H., Ratcliffe W. A. and Anderson D. C. (19881108). Inadequate luteal phase usually indicates ovulatory dysfunction: observations from serial hormone and ultrasound monitoring of 115 cycles. : Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology.

MLA

Petsos P, Mamtora H, Ratcliffe W A and Anderson D C. Inadequate luteal phase usually indicates ovulatory dysfunction: observations from serial hormone and ultrasound monitoring of 115 cycles. : Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology. 19881108.