title: [The diagnosis of impotence. Report 4. Criteria for assessment of nocturnal penile tumescence].
mesh_terms: D000328:Adult; D007172:Erectile Dysfunction / Q000175:diagnosis* / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D010413:Penis / Q000503:physiopathology*; D010507:Periodicity; D012895:Sleep, REM / Q000502:physiology