How to cite this article:
Perez PAS, Ceschin AP, de Moraes DMP, de Oliveira LKSN, Ceschin II, Ceschin NI. Early serum progesterone and prolactin analysis at day 9 of oocyte retrieval as a predictor of success in fresh ICSI cycles. JBRA Assist. Reprod. 2018; 22:95-8.