Two authors (Weiqun Lu and Zhiliang Huang) selected the papers that met the above inclusion criteria through reviewing the title or abstract or the full text, if necessary, of each identified article. When disagreement happened during the selection process, it was resolved by discussion or seeking help from the third author (Haiying Liu).
Do you have any questions about this protocol?
Post your question to gather feedback from the community. We will also invite the authors of this article to respond.