[Ankylosing spondylitis as a systemic disease and in relation to rheumatoid arthritis].
FALCK
I
I
COBET
H
H
HERRMANN
H
H
D000844:Ankylosis; D001168:Arthritis; D001172:Arthritis, Rheumatoid; D006801:Humans; D013166:Spondylitis; D013167:Spondylitis, Ankylosing
ARTHRITIS, RHEUMATOID; SPONDYLITIS, ANKYLOSING