Basim A., A., Jassam, N. H. . and Al-Obaidi, H. O. . (2021) “Calculation of the Lémann index at initial Presentation of Crohn’s disease in a sample of Iraqi patients attending gastroenterology and hepatology teaching hospital ”, Journal of Population Therapeutics and Clinical Pharmacology, 28(01), pp. 46–55. doi: 10.47750/jptcp.2021.834 .