Systematic Reviews
Copyright ©The Author(s) 2019.
World J Gastroenterol. Dec 21, 2019; 25(47): 6866-6875
Published online Dec 21, 2019. doi: 10.3748/wjg.v25.i47.6866
Table 1 Inclusion criteria
Inclusion criteria
PopulationAdult (> 18 yr old)
LanguageEnglish
Date rangeJanuary 1990 to December 2018
LocationSouth America
Type of studyRandomised controlled trials, cohort studies, cross sectional studies, case series, and observational studies