sutrisno, sutrisno. “Efektivitas Teknik Relaksasi Terhadap Penurunan Tingkat Kecemasan Ibu Inpartu Kala I”. Jurnal Kesehatan 5, no. 2 (February 12, 2019): 100–105. Accessed January 8, 2026. https://jurkes.polije.ac.id/index.php/journal/article/view/54.