title: [Collagen diseases in twins].
mesh_terms: D001170:Arthritis, Infectious / Q000235:genetics; D002675:Child, Preschool; D003095:Collagen Diseases / Q000235:genetics*; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000235:genetics; D008297:Male
vernacular_title: Kollagenovye zabolevaniia u blizhnetsov.