2024-11-0920170268-1161N/AN/Ahttps://hdl.handle.net/20.500.14288/15445N/AObstetricsGynecologyReproductive biologyPre-hCG serum progesterone elevation in consecutive 762 IVF cycles: there is a cycle to cycle variation in ovarian response and progesterone levelsMeeting Abstract1460-2350416390504030Q15901