Talungchit, P., Lertbunnaphong, T., & Russameecharoen, K. (2017). Prevalence of Repeat Pregnancy Including Pregnancy Outcome of Teenage Women. Siriraj Medical Journal, 69(6), 363–369. Retrieved from https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/106181