title: Excitation of subjective light patterns (phosphenes) at different altitudes.
mesh_terms: D000328:Adult; D000531:Altitude; D004558:Electric Stimulation; D004594:Electrophysiology; D005260:Female; D006801:Humans; D008297:Male; D010719:Phosphenes / Q000502:physiology*; D014785:Vision, Ocular / Q000502:physiology*