Verin, Vitri, and Laily Prima Monica. “Pengaruh Massage Lumbal Terhadap Penurunan Intensitas Nyeri Pada Ibu Bersalin Kala 1 Fase Aktif”. Jurnal Ners dan Kebidanan (Journal of Ners and Midwifery) 2, no. 3 (August 1, 2015): 232–236. Accessed October 5, 2024. http://ojs.phb.ac.id/index.php/jnk/article/view/0081.