Sonoda, K., Yamamoto, T., Motomura, G., Hamai, S., Karasuyama, K., Kubo, Y., & Iwamoto, Y. (2015). Bilateral corticosteroid-induced osteonecrosis of the femoral head detected at a 6-week interval. Springerplus.

Sonoda, Kazuhiko, Takuaki Yamamoto, Goro Motomura, Satoshi Hamai, Kazuyuki Karasuyama, Yusuke Kubo, and Yukihide Iwamoto. "Bilateral Corticosteroid-induced Osteonecrosis of the Femoral Head Detected At a 6-week Interval." Springerplus 2015.

Sonoda, Kazuhiko, et al. "Bilateral Corticosteroid-induced Osteonecrosis of the Femoral Head Detected At a 6-week Interval." Springerplus 2015.