title: Creative abilities in identical and fraternal twins.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001789:Blood Group Antigens; D003405:Creativity; D005260:Female; D005306:Fertilization; D005824:Genetics, Behavioral; D005838:Genotype; D006801:Humans; D008297:Male; D010063:Ovum; D010641:Phenotype; D011247:Pregnancy; D011581:Psychological Tests; D012737:Sex Factors; D014427:Twins
chemical_list: D001789:Blood Group Antigens