Salo J O, Lehtonen T, Rannikko S
2nd Department of Surgery, Helsinki University Central Hospital, Finland.
Int Urol Nephrol. 1987;19(2):171-4. doi: 10.1007/BF02550469.
A case is described in which the nature of the tumour mass found in the bladder could be evaluated by combining transurethral and transrectal ultrasound.