[Statistical study of the value of ultrasonic therapy in ear disease].
D004427:Ear Diseases; D006801:Humans; D014464:Ultrasonic Therapy; D014465:Ultrasonics / Q000627:therapeutic use*
EAR/diseases; ULTRASONICS/therapeutic use
Statistische Untersuchungen über den Wert der Ultraschalltherapie-bei Ohrenerkrankungen.