title: [Male sexual impotence. XIV. Clinical evaluation of stamp technic for the method of discriminating between organic and functional impotence].
mesh_terms: D003937:Diagnosis, Differential; D007172:Erectile Dysfunction / Q000175:diagnosis* / Q000503:physiopathology; D005069:Evaluation Studies as Topic; D006801:Humans; D008297:Male; D008722:Methods; D010413:Penis / Q000503:physiopathology*; D010678:Philately; D012895:Sleep, REM / Q000502:physiology