Hayakawa, K., Matsumoto, S., Ae, K., Tanizawa, T., Funauchi, Y., Minami, Y., . . . Okawa, A. (2020). Definitive surgery of primary lesion should be prioritized over preoperative chemotherapy to treat high-grade osteosarcoma in patients aged 41–65 years. J Orthop Traumatol.

Hayakawa, Keiko, Seiichi Matsumoto, Keisuke Ae, Taisuke Tanizawa, Yuki Funauchi, Yusuke Minami, Masanori Saito, e Atsushi Okawa. "Definitive Surgery of Primary Lesion Should Be Prioritized Over Preoperative Chemotherapy to Treat High-grade Osteosarcoma in Patients Aged 41–65 years." J Orthop Traumatol 2020.

Hayakawa, Keiko, et al. "Definitive Surgery of Primary Lesion Should Be Prioritized Over Preoperative Chemotherapy to Treat High-grade Osteosarcoma in Patients Aged 41–65 years." J Orthop Traumatol 2020.