Naeem, I., Mubeen, R., Shah, S. A. H., Obaid, S. and Saqulain, G. (2024) “Maximum Phonation Time of School-Aged Children in Pakistan: A Normative Study : Maximum Phonation Time of School-Aged Children ”, Pakistan Journal of Health Sciences. Pakistan, 5(02), pp. 13–18. doi: 10.54393/pjhs.v5i02.1290.