title: The electroretinogram: some clincal illustrations concerning its usefulness and limitations.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D003623:Dark Adaptation; D004596:Electroretinography; D006801:Humans; D008297:Male; D008875:Middle Aged; D009184:Mydriatics / Q000627:therapeutic use; D011292:Premedication; D012164:Retinal Diseases / Q000175:diagnosis*
chemical_list: D009184:Mydriatics