Dr. Nayab Iftikhar, Arshad Mahmood Naz, Muhammad Bilal Bhatti, and Hafiz Muhammad Tahir Zia. “Evaluating the Effectiveness of Vocal Hygiene Training and Vocal Function Exercises in Primary School Educators”. Social Science Review Archives 3, no. 1 (February 21, 2025): 1661–1671. Accessed February 23, 2025. https://policyjournalofms.com/index.php/6/article/view/472.