title: Trial registration in CAM.
authors.forename: Max H
authors.initials: MH
authors.lastname: Pittler
authors.forename: Edzard
authors.initials: E
authors.lastname: Ernst
authors.forename: Gerd
authors.initials: G
authors.lastname: Antes
mesh_terms: D002986:Clinical Trials as Topic / Q000592:standards*; D000529:Complementary Therapies / Q000592:standards*; D006801:Humans; D012042:Registries; D012196:Review Literature as Topic; D015983:Selection Bias