SURVEY OF COUPLES IN UPPER NORTHERN THAILAND (JANUARY - DECEMBER 2019) AT RISK OF HAVING NEWBORNS WITH THALASSEMIA DISEASE: Sakorn Pornprasert1, Manoo Punyamung2, Panida Pongpunyayuen2, Surada Satthakarn3, Sitthichai Panyasai3 and Nutjeera Intasai1. (2021). The Southeast Asian Journal of Tropical Medicine and Public Health, 51(5), 634-639. https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/247 (Original work published 2020)