Rooh Ali Ghumro, Sughra Parveen, Tanweer Ahmed, Kanwal Hanif, Asif Khowaja, Faraz, Kanwal Soomro, “Comparative Study Between Karaman Score and Modified Alvarado Score for Predictability in Avoiding Negative Appendectomy in the Suspected Cases of Acute Appendicitis”, Pakistan Journal of Medical & Health Sciences, vol. 16, no. 10, p. 535, Dec. 2022.