Kitiyodom, Siriya. 2024. “Maternal Youth and Pregnancy Outcomes: Early and Middle adolescent Versus Late Adolescent Compared with Women beyond the Teen Years”. Maharat Nakhon Ratchasima Hospital Journal 36 (2). Nakhon Ratchasima,Thailand:113-20. https://he04.tci-thaijo.org/index.php/MNRHJ/article/view/1698.