Common Filters
- Cochrane Filter for Humans only: NOT (animals [mh] NOT humans [mh])
- Duke modified Cochrane Strategy for randomized trials in PubMed:
(randomized controlled trial [pt] OR controlled clinical trial [pt] OR randomized[tiab] OR randomised[tiab] OR randomization[tiab] OR randomisation[tiab] OR placebo[tiab] OR drug therapy[sh] OR randomly[tiab] OR trial[tiab] OR groups[tiab]) NOT (animals[mh] NOT humans[mh]) NOT (Editorial[ptyp] OR Letter [pytp] OR Case Reports[pytp] OR Comment[pytp])
- EMBASE: limit to EMBASE records only: [embase]/lim NOT [medline]/lim