Arkaravichien, Wiwat, Jenjira Chareonjai, Suthathip Tiparost, and Aporanee Chiyakum. 2013. “A Survey of Drug Use in Pregnant Women of the ANC Clinic at Srinagarind Hospital”. Srinagarind Medical Journal 12 (2):83-87. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13988.