How to read a paper by Trisha Greenhalgh et al (from the eBMJ): Getting your bearings (deciding what the paper is about); Assessing the methodological quality of published papers; Statistics for the non-statistician; “Significant” relations and their pitfalls; Papers that report drug trials; Papers that report diagnostic or screening tests; Papers that tell you what things cost (economic analyses); Papers that summarise other papers (systematic reviews and meta-analyses); Papers that go beyond numbers (qualitative research).