DOI:
10.1055/s-00025476
Endoscopy International Open
LinksClose Window
References
Shamseer L, Moher D, Clarke M. et al.
Preferred reporting items for systematic review and meta-analysis protocols 2015: elaboration and explanation.
BMJ 2015;
350: g7647
We do not assume any responsibility for the contents of the web pages of other providers.