title: Genetic determination of cup/disc ratio of the optic nerve.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D005826:Genetics, Medical; D005901:Glaucoma / Q000235:genetics*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D009900:Optic Nerve / Q000033:anatomy & histology* / Q000473:pathology*; D011247:Pregnancy; D014427:Twins