system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Endometrial biopsy for infeility test in women should be done at:
assistant
The correct answer is  Endometrial biopsy Best done preferably around 7 days before the onset of menstruation Secretory changes prove that the cycle has been ovulatory Can predict the functional integrity of the corpus luteum Can detect luteal phase defect