Okamoto, E., Takagi, T., Azuma, C., Kimura, T., Tokugawa, Y., Mitsuda, N., Saji, F. and Tanizawa, O. (1991) “The Expression of Corticotropin-Releasing Hormone Gene and its Immunohistochemical Analysis in Human Trophoblast of Normal Pregnancy and Trophoblastic Disease”, Thai Journal of Obstetrics and Gynaecology. Bangkok, Thailand, 3(1), pp. 21–30. available at: https://he02.tci-thaijo.org/index.php/tjog/article/view/257873 (accessed: 29 September 2026).