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Hamada, Osamu, Takahiko Tsutsumi, Ayako Tsunemitsu, Takafumi Fukui, Toshio Shimokawa, and Yuichi Imanaka. "Impact of the Hospitalist System in Japan On the Quality of Care and Healthcare Economics." Intern Med 2019.

Hamada, Osamu, et al. "Impact of the Hospitalist System in Japan On the Quality of Care and Healthcare Economics." Intern Med 2019.