title: The nature of clinical evidence: floating currencies rather than gold standards.
authors.forename: Jonathan
authors.initials: J
authors.lastname: Rees
mesh_terms: D000818:Animals; D002986:Clinical Trials as Topic / Q000379:methods*; D016265:Conflict of Interest; D003880:Dermatology / Q000592:standards*; D006801:Humans; D012107:Research Design