Systematic Reviews
Copyright ©The Author(s) 2018.
World J Gastroenterol. Nov 14, 2018; 24(42): 4821-4834
Published online Nov 14, 2018. doi: 10.3748/wjg.v24.i42.4821
Figure 1
Figure 1 Preferred Reporting Items for Systematic Reviews and Meta-Analyses diagram. 1Includes 12 studies identified via search of congress abstracts, and not published elsewhere. CD: Crohn’s disease; CPF: Complex perianal fistula; PRISMA: Preferred Reporting Items for Systematic Reviews and Meta-Analyses.