PRATIWI, Lusy. PENGARUH PIJAT ENDORPHIN TERHADAP INTENSITAS NYERI PUNGGUNG PADA IBU BERSALIN PRIMIGRAVIDA KALA I FASE AKTIF DI PMB R KOTA B TAHUN 2023: THE EFFECT OF ENDORPHIN MASSAGE ON THE INTENSITY OF BACK PAIN IN PRIMIGRAVIDA WOMEN IN THE 1ST ACTIVE PHASE IN PMB R CITY B, 2023. Bunda Edu-Midwifery Journal (BEMJ), [S. l.], v. 7, n. 1, p. 258–264, 2024. DOI: 10.54100/bemj.v7i1.186. Disponível em: https://bemj.e-journal.id/BEMJ/article/view/186. Acesso em: 15 nov. 2024.