title: Twin study summaries.
authors.affiliation: Department of Psychology, California State University, Fullerton, CA 92834, USA. nsegal@fullerton.edu
authors.forename: Nancy L
authors.initials: NL
authors.lastname: Segal
mesh_terms: D000328:Adult; D001321:Autistic Disorder / Q000235:genetics*; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D007926:Lesch-Nyhan Syndrome / Q000235:genetics*; D012067:Religion; D014427:Twins; D014428:Twins, Conjoined