Khaoprasert, Sanpoompai, and Ruangsak Lertkhachonsuk. 2019. “Subsequence Pregnancy Outcomes after Treatment of Gestational Trophoblastic Disease in King Chulalongkorn Memorial Hospital”. Thai Journal of Obstetrics and Gynaecology 27 (4). Bangkok, Thailand:203-9. https://doi.org/10.14456/tjog.2019.26.