Chaveepojorn, Wisit, and Natchaporn Pichainarong. “Maternal Weight Gain and the Occurrence of Low Birth Weight”. Vajira Medical Journal : Journal of Urban Medicine 47, no. 2 (September 22, 2011): 123–131. accessed March 29, 2026. https://he02.tci-thaijo.org/index.php/VMED/article/view/210.