Okamura, T., Ando, R., Akita, H., Kawai, N., Tozawa, K., Kohri, K., & Arano, H. (2013). Prophylactic effects of Bacille Calmette-Guérin intravesical instillation therapy: Time period-related comparison between Japan and Western countries. Springer US.

Okamura, Takehiko, Ryosuke Ando, Hidetoshi Akita, Noriyasu Kawai, Keiichi Tozawa, Kenjiro Kohri, ja Hideo Arano. Prophylactic Effects of Bacille Calmette-Guérin Intravesical Instillation Therapy: Time Period-related Comparison between Japan and Western Countries. Springer US, 2013.

Okamura, Takehiko, et al. Prophylactic Effects of Bacille Calmette-Guérin Intravesical Instillation Therapy: Time Period-related Comparison between Japan and Western Countries. Springer US, 2013.