1. O-246 A drop in serum progesterone(P4) levels between 5th and 7th days of triggering ovulation is associated with lower ongoing pregnancy rate(OPR) in intrauterine insemination cycles. (30th June 2022) Authors: Orhan, N; Gunalp, G.S; Yarali, H; Bozdag, G; Mumusoglu, S Journal: Human reproduction Issue: Volume 37(2022)Supplement 1 Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗