title: Survey of claims of no effect in abstracts of Cochrane reviews.
authors.affiliation: UK Cochrane Centre, NHS Research and Development Programme, Oxford OX2 7LG. palderson@cochrane.co.uk
authors.forename: Phil
authors.initials: P
authors.lastname: Alderson
authors.forename: Iain
authors.initials: I
authors.lastname: Chalmers
mesh_terms: D000043:Abstracting and Indexing / Q000592:standards*; D015984:Causality; D019317:Evidence-Based Medicine / Q000592:standards*; D012196:Review Literature as Topic