Fitriana, Anatusia, Nyimas Heny, and Resi Putri Naulia. “The Effect of Mother Voice Toward Baby Weight and Duration of Deep Sleep Among Premature Infant”. Indonesian Journal of Global Health Research 6, no. 6 (August 11, 2024): 4029-4034. Accessed April 23, 2026. https://www.jurnal.globalhealthsciencegroup.com/index.php/IJGHR/article/view/3640.