Twinship in mythology and science: ambivalence, differentiation, and the magical bond.
D001633:Bible; D005260:Female; D006115:Greece; D006801:Humans; D008273:Magic; D008297:Male; D009229:Mythology; D010551:Personality; D011247:Pregnancy; D011584:Psychology; D012586:Science; D012801:Sibling Relations; D014427:Twins