Yoshie, N., Nakao, A., Ishimaru, E., Terashima, M., Yamada, T., & Kotani, J. (2013). Unusual rectal foreign bodies: A case report and review of published works. Acute Med Surg.

Yoshie, Norichika, Atsunori Nakao, Eizaburo Ishimaru, Mariko Terashima, Taihei Yamada, và Joji Kotani. "Unusual Rectal Foreign Bodies: A Case Report and Review of Published Works." Acute Med Surg 2013.

Yoshie, Norichika, et al. "Unusual Rectal Foreign Bodies: A Case Report and Review of Published Works." Acute Med Surg 2013.