Asha, M.Z. and Khalil, S.F.H. 2020. Efficacy and Safety of Probiotics, Prebiotics and Synbiotics in the Treatment of Irritable Bowel Syndrome: A systematic review and meta-analysis. Sultan Qaboos University Medical Journal. 20, 1 (Mar. 2020), e13–24. DOI:https://doi.org/10.18295/squmj.2020.20.01.003.