Table 2 Results of pilot search in Google Scholar
Keywords search | Date of search | Search engine used | Number of publications retrieved |
|---|---|---|---|
((low[All Fields] AND middle[All Fields] AND (“income”[MeSH Terms] OR “income”[All Fields]) AND countries[All Fields]) AND (“men”[MeSH Terms] OR “men”[All Fields])) AND ((“health education”[MeSH Terms] OR (“health”[All Fields] AND “education”[All Fields]) OR “health education”[All Fields]) AND programs[All Fields]) | 20 March 2019 | Google Scholar | 1790 |