Terathongkum, S., O-Prasertsawat , P., Intraprasert , S. and Srisorrachut , S. (1997) “Effectiveness of Group Process in Improving knowledge, Attitude and Practice on AIDS Prevention of Pregnant Women in Ramathibodi Hospital”, Thai Journal of Obstetrics and Gynaecology. Bangkok, Thailand, 9(1), pp. 19–22. available at: https://he02.tci-thaijo.org/index.php/tjog/article/view/257304 (accessed: 29 September 2026).