Fatima Zehra1, Amjid Azam Sirewal2, Allah Bachayyo Rajar3, Bibi Sarah4, Tariq Feroz Memon5, Hussain Bux Kolachi6. “ SINDH”. Journal of Peoples University of Medical &Amp; Health Sciences Nawabshah. (JPUMHS), vol. 10, no. 4, Dec. 2020, pp. 8-12, http://publication.pumhs.edu.pk/index.php/ojs/article/view/76.