E AI-Snafi, Ali, and Hassan KH Rijab. “The Efficacy of Triple and Quadruple Therapy for Thetreatment of Peptic Ulcer Disease”. Tikrit Journal of Pharmaceutical Sciences, vol. 1, no. 1, Mar. 2023, pp. 36-44, doi:10.25130/tjphs.2005.1.5.36.44.