[Contributions of twin research to the problem of rheumatism].
D004194:Disease; D004200:Diseases in Twins; D006801:Humans; D012216:Rheumatic Diseases / Q000209:etiology*; D014427:Twins
RHEUMATISM/etiology and pathogenesis; TWINS/diseases
Beiträge der Zwillings-Forschung zum Rheuma-Problem.