Serum estradiol (E2), progesterone (P) and prolactin (PRL) were detected by immune enzyme chain assay.

血清雌二醇（E2 ）、孕酮（P）、泌乳素（PRL）采用免疫酶联法测定。

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Serum estradiol (E2), progesterone (P) and prolactin (PRL) were detected by immune enzyme chain assay.

血清雌二醇（E2 ）、孕酮（P）、泌乳素（PRL）采用免疫酶联法测定。

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