The effect of breathing 100 percent oxygen on foveal thresholds.
D003118:Color Perception / Q000187:drug effects*; D005260:Female; D006801:Humans; D008029:Lighting; D008266:Macula Lutea / Q000187:drug effects / Q000502:physiology; D010100:Oxygen; D012119:Respiration
D010100:Oxygen