Pakpahan, Asima Lamtiar Hotnauli. 2024. “Pengaruh Endorpin Massage Terhadap Penurunan Intensitas Nyeri Kala 1 Persalinan Normal”. Journal of Language and Health 5 (3), 1481-86. https://doi.org/10.37287/jlh.v5i3.5201.