Efektivitas Teknik Counter Pressure Vertebra Sacralis Terhadap Pengurangan Nyeri Ibu Bersalin Kala I: Literature Review. PSMUMNS [Internet]. 2022 Jul. 7 [cited 2025 Apr. 19];4(1):98-108. Available from: https://ocs.unism.ac.id/index.php/PROBID/article/view/1112