Aviation medicine?
D000337:Aerospace Medicine / Q000266:history*; D001416:Back Pain / Q000209:etiology; D003624:Darkness; D049673:History, 20th Century; D006801:Humans; D007035:Hypothermia / Q000209:etiology; D008297:Male; D009949:Orientation; D014103:Torticollis / Q000628:therapy; D006113:United Kingdom; D014785:Vision, Ocular