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. 2017 Mar 14;67(657):e227–e237. doi: 10.3399/bjgp17X689929

Table 1.

Search results

Database Studies, n
Medline, Embase, and Cochrane (reviews, meta-analyses) 129
HMIC (reports, policy documents, and grey literature) 270
Medline, Embase, and Cochrane (journal articles) 879
PsycINFO 351
Cinahl 43
TRIP 30

Cinahl = Cumulative Index to Nursing and Allied Health Literature. HMIC = Health Management Information Consortium. TRIP = Turning Research Into Practice.