Putri, Anggraeni Kriswidya, and Hanik Machfudloh. “Midwifery Care for Pregnant Women With Back Pain Discomfort in Trimester III Pregnancy at the Karunia Birth Clinic, Sidoarjo.”. Academia Open 50 (August 24, 2021): 10.21070/acopen.5.2021.1910. Accessed January 31, 2025. https://ijppr.umsida.ac.id/index.php/acopen/article/view/1910.