Urine pregnanediol 3 glucuronide (PdG) and follicular stimulating hormone(FSH) were measured by enzyme immunoassay(EIA).

• 酶免疫分析法测定尿样中的孕二醇 - 3-葡萄糖苷酸 (Pd G)和卵泡刺激素(FSH)。