Du, Qiuying, Hongbin Zhu, Man Guo, Qingqing Yang, Huichan Yang, and Yanfei Ma. “The Effect of Baby Touch on Premature Infants”. Pakistan Journal of Medical Sciences 40, no. 10 (October 17, 2024): 2256–2260. Accessed January 17, 2026. https://www.pjms.org.pk/index.php/pjms/article/view/9275.