title: Family resemblances in personality.
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010551:Personality; D010641:Phenotype; D011247:Pregnancy; D014429:Twins, Dizygotic; D014430:Twins, Monozygotic