Foveal spectral threshold in tobacco amblyopia.
D000550:Amblyopia / Q000209:etiology / Q000503:physiopathology*; D003118:Color Perception; D003119:Color Perception Tests; D006801:Humans; D008266:Macula Lutea / Q000503:physiopathology; D008297:Male; D012907:Smoking / Q000150:complications / Q000503:physiopathology*; D014792:Visual Acuity; D058609:Visual Field Tests; D014794:Visual Fields