Diseases with reproductive disorder in sow occurred in all kinds of pig farms at different degree, becoming an important pig ailment in large-to-medium sized pig farms.

母猪繁殖障碍疾病在各种猪场都有不同程度的发生，该病已成为大中型猪场重要疾病。

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Polycystic ovary syndrome, the most common hormonal disorder in premenopausal women in the U. S., is caused by the disruption of the reproductive cycle.

多囊卵巢综合征是美国绝经前期妇女最常见的内分泌紊乱，因生殖周期中断引起。

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Abstract: Polycystic ovary syndrome (PCOS) is a relatively common endocrine disorder among women of reproductive age and one of the most common causes of female infertility.

摘要：多囊卵巢综合征是一种在育龄期妇女中比较常见的内分泌紊乱性疾病，而且是引起女性不孕最常见的原因。

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