Detection of retinal activity.
D000328:Adult; D001766:Blindness / Q000503:physiopathology*; D002648:Child; D002675:Child, Preschool; D004596:Electroretinography / Q000295:instrumentation*; D005260:Female; D006801:Humans; D008297:Male; D012160:Retina / Q000503:physiopathology*