Qayyum, Uzma, Nazia Mumtaz, and Ghulam Saqulain. “Vocal Health of Parents of Children With Hearing Assistive Devices”. Pakistan Journal of Medical Sciences 39, no. 5 (August 3, 2023). Accessed May 20, 2024. https://www.pjms.org.pk/index.php/pjms/article/view/7570.