Al-Marzooq TJ, Naji RE, Al-Majidi AK, Abbas Y. The use of serum Amylase as a predictive factor for mortality in Perforated Duodenal Ulcer. J Fac Med Baghdad [Internet]. 2016 Jan. 3 [cited 2024 Nov. 24];57(4):295-8. Available from: https://iqjmc.uobaghdad.edu.iq/index.php/19JFacMedBaghdad36/article/view/393