UDOMPONGLUKKANA, S. Analysis of Trends, Causes, and Risk Factors of Maternal Mortality in Sakon Nakhon Hospital: A 22-year retrospective study (fiscal years 2003 to 2024). Thai Journal of Obstetrics and Gynaecology, Bangkok, Thailand, v. 34, n. 4, p. 266–275, 2026. DOI: 10.66650/tjog.v34i4.277133. Disponível em: https://he02.tci-thaijo.org/index.php/tjog/article/view/277133. Acesso em: 1 oct. 2026.