Wisodsongkram, Pete, and Siraya Kitiyodom. 2020. “The Association between Herbal Substances and Endometrial Neoplasia in Thai Women with Postmenopausal Bleeding: A case-control study at Maharat Nakhon Ratchasima Hospital”. Thai Journal of Obstetrics and Gynaecology 28 (2). Bangkok, Thailand:71-78. https://doi.org/10.14456/tjog.2020.10.