title: Alzheimer's disease in twins.
authors.forename: K
authors.initials: K
authors.lastname: Christensen
authors.forename: N V
authors.initials: NV
authors.lastname: Holm
authors.forename: J W
authors.initials: JW
authors.lastname: Vaupel
mesh_terms: D000544:Alzheimer Disease / Q000209:etiology / Q000235:genetics* / Q000523:psychology; D003071:Cognition; D003718:Denmark; D004200:Diseases in Twins; D006801:Humans; D014429:Twins, Dizygotic; D014430:Twins, Monozygotic