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Date: July 6, 2015
| Database | Records | Unique records |
|---|---|---|
| Embase | 1360 | 1343 |
| MEDLINE (Ovid) | 1151 | 289 |
| Web of Science | 882 | 117 |
| SCOPUS | 1001 | 88 |
| CINAHL (EBSCO) | 511 | 143 |
| PsycINFO (Ovid) | 240 | 53 |
| Cochrane Library | 44 | 0 |
| PubMed | 13 | 11 |
| LILACS | 0 | 0 |
| SciELO | 0 | 0 |
| ScienceDirect | 91 | 78 |
| ProQuest | 58 | 14 |
| Google Scholar | 250 | 150 |
| Total | 5601 | 2286 |
