Ratna, Ratna, Retno Puji Astuti, and Feni Valianda Ar. “ Efektifitas Pijat Perineum Dan Senam Hamil Terhadap Pencegahan Robekan Jalan Lahir Pada Ibu Primigravida Di PMB R Kabupaten Serang Banten Tahun 2024”. Innovative: Journal Of Social Science Research 4, no. 3 (May 17, 2024): 4900–4908. Accessed May 1, 2026. https://j-innovative.org/index.php/Innovative/article/view/10893.