Ngamying, Maeya, Niwat Montreewasuwat, Pornwipa Klangsin, Charoon Pirayawaraporn, Krisanapong Russameprapha, Kitti Kitti-umpol, Prasert Sampoonachote, Wisut Sukheepaisarncharoen, Arporn Poomlek, and Nunta Koohachareon. 1992. “A Study on Human Immunodeficiency Virus Infection In Leprosy Patients”. Journal of Health Science of Thailand 1 (2):119-31. https://www.thaidj.org/index.php/JHS/article/view/6094.