[1]
R. H. Saragih, J. Batubara, H. M. Waruwu, and M. Gulo, “The Influence of Instrumental Music Alam Menyapa for Prenatal and Postnatal Patients at the Martha Friska Multatuli Hospital”, Gondang, vol. 7, no. 2, pp. 474–485, Dec. 2023.