Systematic Reviews
Copyright ©The Author(s) 2020.
World J Gastroenterol. Jul 7, 2020; 26(25): 3686-3711
Published online Jul 7, 2020. doi: 10.3748/wjg.v26.i25.3686
Figure 1
Figure 1 PRISMA diagram of included and excluded studies; the number of studies propagating to each stage of the process are included.