Functional aphonia.
D000328:Adult; D000367:Age Factors; D001044:Aphonia / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology / Q000628:therapy; D002648:Child; D005260:Female; D006801:Humans; D007046:Hysteria / Q000150:complications; D008297:Male; D008593:Menopause; D008875:Middle Aged; D011602:Psychophysiologic Disorders; D011613:Psychotherapy; D012737:Sex Factors; D014831:Voice