Muhammad Saleh Khaskhe*Ii, Raffia Tabassum, Bashir Ahmed Soomro, Sahib Gui,Riaz Hussain Sahito, Ramesh Kumar Tanwani. “Post Operative Analgesic Efficacy of Intravenous Versus Rectal Acetaminophen & Opioid Requirement After Cleft Lip Surgery in Children”. Journal of Peoples University of Medical &Amp; Health Sciences Nawabshah. (JPUMHS), vol. 4, no. 2, June 2014, pp. 73-76, http://publication.pumhs.edu.pk/index.php/ojs/article/view/135.