title: Electroretinographical and psychophysical studies in achromats.
mesh_terms: D000200:Action Potentials; D003119:Color Perception Tests; D003117:Color Vision Defects / Q000175:diagnosis* / Q000503:physiopathology; D003623:Dark Adaptation; D004596:Electroretinography; D006801:Humans; D011601:Psychophysics; D012160:Retina / Q000503:physiopathology*