title: User groups. View finders.
authors.affiliation: King's Fund College, UK.
authors.forename: L
authors.initials: L
authors.lastname: Smith
authors.forename: J
authors.initials: J
authors.lastname: McClenahan
mesh_terms: D002986:Clinical Trials as Topic; D003256:Community Participation; D017277:Drug Approval; D005569:Formularies as Topic; D006801:Humans; D016899:Interferon-beta / Q000627:therapeutic use; D009103:Multiple Sclerosis / Q000188:drug therapy; D017410:Practice Guidelines as Topic; D013222:State Medicine; D006113:United Kingdom