title: ["Pure" progressive autonomic failure--its clinical features and nosological place in systemic degenerative diseases].
mesh_terms: D001341:Autonomic Nervous System / Q000503:physiopathology; D001342:Autonomic Nervous System Diseases / Q000145:classification* / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged