title: Importance of heritable and nonheritable variation in cancer susceptibility: evidence from a twin study.
authors.forename: E L
authors.initials: EL
authors.lastname: Harris
mesh_terms: D015982:Bias; D004198:Disease Susceptibility; D004200:Diseases in Twins / Q000209:etiology* / Q000235:genetics; D006801:Humans; D009369:Neoplasms / Q000209:etiology* / Q000235:genetics; D012107:Research Design; D013548:Sweden; D018433:Twin Studies as Topic; D014429:Twins, Dizygotic; D014430:Twins, Monozygotic