title: The American Board of Internal Medicine recertification program in rheumatology.
authors.forename: W G
authors.initials: WG
authors.lastname: Johanson
authors.forename: R W
authors.initials: RW
authors.lastname: Moskowitz
authors.forename: L O
authors.initials: LO
authors.lastname: Langdon
mesh_terms: D002568:Certification / Q000592:standards*; D006801:Humans; D007388:Internal Medicine; D012219:Rheumatology; D013044:Specialty Boards; D014481:United States