Plant name (Latin) | Calendula officinalis | Hypericum perforatum | Matricaria chamomilla | Salvia officinalis |
---|---|---|---|---|
Plant name (English) | Marigold | St. John’s Wort | (German) Chamomile | Sage |
All publications imported from WoSa and PMbafter removal of duplicates | 536 | 2239 | 937 | 3319 |
After keyword search in titles and abstracts with EndNote | 403 | 1728 | 683 | 1891 |
Included after manual screening of titles and abstracts | 78 | 120 | 90 | 72 |
Pharmacognostic studies | 36 | 42 | 21 | 34 |
Reviews | 16 | 18 | 28 | 5 |
Publications on adverse effects | 1 | 12 | 7 | 2 |
Finally included publications | 25 | 48 | 34 | 31 |
Resulting referencesc | 29 | 50 | 34 | 32 |