General caliber of the retinal arteries expressed as the equivalent width of the central retinal artery.
D000328:Adult; D005260:Female; D005654:Fundus Oculi; D006801:Humans; D008297:Male; D009900:Optic Nerve / Q000033:anatomy & histology; D010781:Photography; D012161:Retinal Artery / Q000033:anatomy & histology*