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