Basim A., A., Jassam, N. H. ., & 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), 46–55. https://doi.org/10.47750/jptcp.2021.834