Gregory, Herbert E. (February 1927). "Science in Japan". News Bulletin (Institute of Pacific Relations): 5. doi:10.2307/2485482. JSTOR2485482.
Berry, John C. (April 1912). "Medicine in Japan: Its Development and Present Status". The Journal of Race Development. 2 (4): 455–479. doi:10.2307/29737930. JSTOR29737930.
jstor.org
Gregory, Herbert E. (February 1927). "Science in Japan". News Bulletin (Institute of Pacific Relations): 5. doi:10.2307/2485482. JSTOR2485482.
Berry, John C. (April 1912). "Medicine in Japan: Its Development and Present Status". The Journal of Race Development. 2 (4): 455–479. doi:10.2307/29737930. JSTOR29737930.