Changes in eye colour during early childhood: sex and genetic differences.
D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D005127:Eye Color; D005260:Female; D005826:Genetics, Medical; D006801:Humans; D007223:Infant; D008297:Male; D011247:Pregnancy; D012737:Sex Factors; D013223:Statistics as Topic; D014427:Twins