Impact of Helicobacter pylori on the gastric microbiome in patients with chronic gastritis: a systematic review and meta-analysis protocol

This study is based on published documents, unrelated to personal data, so ethical approval is not in need. The results of this study are expected to be published in journals or conference proceedings. PROSPERO registration number CRD42020205260; Pre-results.
Source: BMJ Open - Category: General Medicine Authors: Tags: Open access, Gastroenterology and hepatology Source Type: research