Dileep Kumar Khatri, Muhammad lqbal Rao, Noor Alam Ansari. (2015). Demographic Correlates of Hoarseness of Voice & their Etiological Factors . Journal of Peoples University of Medical &Amp; Health Sciences Nawabshah. (JPUMHS), 5(4), 161–170. Retrieved from http://publication.pumhs.edu.pk/index.php/ojs/article/view/210