title: Ultrasonic detection of occult Leydig cell tumours in two patients with gynaecomastia.
authors.forename: A H
authors.initials: AH
authors.lastname: Mudde
authors.forename: A
authors.initials: A
authors.lastname: Haak
authors.forename: R H
authors.initials: RH
authors.lastname: Kruyt
mesh_terms: D000328:Adult; D006177:Gynecomastia / Q000209:etiology*; D006801:Humans; D007984:Leydig Cell Tumor / Q000150:complications / Q000175:diagnosis*; D008297:Male; D010173:Palpation; D013736:Testicular Neoplasms / Q000150:complications / Q000175:diagnosis*; D013737:Testis; D014463:Ultrasonography