Assessment of diabetic impotence: measurement of nocturnal erections.
D002940:Circadian Rhythm; D048909:Diabetes Complications; D003937:Diagnosis, Differential; D007172:Erectile Dysfunction / Q000175:diagnosis* / Q000523:psychology; D006801:Humans; D008297:Male; D010413:Penis / Q000098:blood supply; D012894:Sleep Stages / Q000502:physiology