Birth order as a method of studying environmental influences in alcoholism.
D000437:Alcoholism / Q000209:etiology; D001315:Australia; D001317:Austria; D001722:Birth Order; D002170:Canada; D002657:Child Development; D003431:Cross-Cultural Comparison; D005260:Female; D006801:Humans; D008297:Male; D010287:Parent-Child Relations; D012737:Sex Factors; D012919:Social Behavior; D012931:Social Environment; D014481:United States