title: Variation in radiologic joint destruction in rheumatoid arthritis differs between monozygotic and dizygotic twins and pairs of unrelated patients.
authors.affiliation: Leiden University Medical Center, Leiden, The Netherlands.
authors.forename: Annette H M
authors.initials: AH
authors.lastname: van der Helm-van Mil
authors.forename: M
authors.initials: M
authors.lastname: Kern
authors.forename: Peter K
authors.initials: PK
authors.lastname: Gregersen
authors.forename: Tom W J
authors.initials: TW
authors.lastname: Huizinga
mesh_terms: D000328:Adult; D001172:Arthritis, Rheumatoid / Q000000981:diagnostic imaging* / Q000235:genetics*; D001175:Arthrography; D004200:Diseases in Twins / Q000000981:diagnostic imaging* / Q000235:genetics; D005260:Female; D020022:Genetic Predisposition to Disease; D006801:Humans; D008297:Male; D008875:Middle Aged; D014429:Twins, Dizygotic; D014430:Twins, Monozygotic