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Ovulatory dysfunction refers to absent ovulation or luteal insufficiency. It is commonly seen in women with irregular menstruation or menstrual cycles, especially in those with oligomenorrhea or amenorrhea. Ovulatory dysfunction is considered the single-most frequent cause of female infertility. Clinically, the two major causes of ovulatory dysfunction are polycystic ovarian syndrome (PCOS) and luteinized...
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