参考文献: 1. Kosasa T.S., “Measurement of Human Luteinizing Hormone.” Journal of Reproductive Medicine, 26(1981) pg. 201-6. 2. Danzer H., Braunstein G.D., et al., “Maternal Serum Human Chorionic Gonadotropic Concentrations and Fetal Sex Predictions.” Fertility and Sterility, 34 (1980) pg. 336-40. 3. Braunstein G.D., et at., “Serum Human Luteinizing Hormone Levels through Normal Pregnancy “, American Journal of Obstetrics and Gynecology, 126 (1976) pg. 678-81.