Chandanabodhi, Somthawil, Korakot Boontan, and Gessuda Chiravacharadej. “Birth Control in Married Women : Study in Postpartum Women at Siriraj Hospital”. Siriraj Medical Journal 55, no. 10 (October 1, 2003): 599–604. Accessed May 17, 2024. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/245451.