On the twelfth day of the menstrual cycle, how many follicular membranes should be monitored to be considered normal?

Patient's question:

Sure, here is the translation of the content you provided:
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No
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Doctor's answer:

Okay, here is the translation, following your instructions:
Need to use ultrasound to confirm the endometrium during the ovulation period. Normal thickness is 0.8-1.0cm. Yours is thin, which will directly affect pregnancy. You can further treat it properly before considering pregnancy.