1. Diagnostic application of ultrasonotomography to the prostate;Watanabe;Invest. Urol.,1971
2. Development and application of new equipment for transrectal ultrasonography;Watanabe;J. Clin. Ultrasound,1974
3. Ultrasonotomography of the prostate (V). An improvement of transrectal procedure from lithotomic to sitting position;Tanahashi;Arch. Jap. Soc. Ultrasonics Med.,1972
4. Watanabe, H., Igari, D., Tanahashi, Y., Harada, K. and Saitoh, M.: An evaluation on the function of new special equipment for transrectal ultrasonography. Tohoku J. Exp. Med., submitted for publication.
5. Ultrasonotomographic diagnosis of the prostate (II) Sagittal tomography of the prostate by means of B mode scanning;Watanabe;Med. Ultrasonics,1971