SUTHISUNTORNWONG, C.; TANGSIRIWATTHANA, T. Hot Patch Applied to the Lower Back for Pain Relief during the Active Phase of the First-stage Labor: A randomized controlled trial: . Thai Journal of Obstetrics and Gynaecology, Bangkok, Thailand, v. 30, n. 2, p. 109–119, 2022. DOI: 10.14456/tjog.2022.14. Disponível em: https://he02.tci-thaijo.org/index.php/tjog/article/view/246122. Acesso em: 1 oct. 2026.