Table 2.

Inclusion and exclusion criteria

Inclusion criteria	Exclusion criteria
Published between 2007 and 2019	Published before 2007
English language	Languages other than English
Systematic reviews with or without meta-analyses (MAs) of RCTs (or cohort studies if no SRs of RCTs were available)	Abstracts, posters, conference proceedings, editorials or commentaries, duplicate studies, narrative reviews, RCTs, observational studies/both cohort and case-control and systematic reviews of observational studies and/or case-control studies.
Studies involving humans	Animal studies (in vivo, ex vivo) and in vitro studies