KINPOON, K.; CHAIYARACH, S. The Incidence and Risk Factors for Preterm Delivery in Northeast Thailand. Thai Journal of Obstetrics and Gynaecology, Bangkok, Thailand, v. 29, n. 2, p. 100–111, 2021. DOI: 10.14456/tjog.2021.13. Disponível em: https://he02.tci-thaijo.org/index.php/tjog/article/view/207803. Acesso em: 1 oct. 2026.