The interocular distance in children with cleft before the operation.
D002508:Cephalometry; D002648:Child; D002971:Cleft Lip / Q000473:pathology*; D002972:Cleft Palate / Q000473:pathology*; D003394:Craniofacial Dysostosis / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male