title: Reasons to be cautious about competing interests.
authors.affiliation: Patients Know Best, London SW4 0LD, UK richardswsmith@yahoo.co.uk.
authors.forename: Richard
authors.initials: R
authors.lastname: Smith
mesh_terms: D016265:Conflict of Interest; D030881:Disclosure; D035081:Editorial Policies; D006801:Humans; D010506:Periodicals as Topic