title: [A brief history of twin study methods].
authors.affiliation: Facoltà di Scienze Matematiche Fisiche e Naturali, Università degli Studi di Roma Tor Vergata, Roma, Italia. francesca.lorenzi@usa.net
authors.forename: F
authors.initials: F
authors.lastname: Lorenzi
mesh_terms: D005826:Genetics, Medical / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007558:Italy; D019655:Quantitative Trait, Heritable; D012106:Research / Q000266:history; D012107:Research Design; D018433:Twin Studies as Topic / Q000266:history* / Q000379:methods; D014427:Twins / Q000235:genetics
vernacular_title: Breve storia del metodo gemellare.