by 長澤, 豊
Published in 日本医科大学雑誌 (15.09.1941)

by 長澤, 豊
Published in 日本医科大学雑誌 (1941)

by Furubayashi, T, Himeno, S, Nagasawa, Y, Nagao, K, Kanayama, Y, Iwao, N
Published in Nippon Shōkakibyō Gakkai zasshi (01.04.1997)

by Nagao, K, Himeno, S, Kiriyama, K, Nagasawa, Y, Narahara, H, Taniguchi, M, Iwao, N, Okawa, A, Kamegashira, M
Published in Nippon Shōkakibyō Gakkai zasshi (01.06.1995)

by Nagasawa, Y, Nakanishi, T, Murayama, Y, Kondo, S, Okuno, M, Shinomura, Y, Matsuzawa, Y, Nezu, R, Takagi, Y, Okada, A
Published in Nippon Shōkakibyō Gakkai zasshi (01.08.1994)

by 北村, 信次, 長澤, 豊, 村上, 隆士, 井関, 和成, 加地, 到, 飯石, 浩康, 竜田, 正晴, 奥田, 茂
Published in 消化器内視鏡の進歩：Progress of Digestive Endoscopy (1994)

by 座長：花澤, 豊行, 村上, 大造
Published in Nippon Jibiinkoka Tokeibugeka Gakkai Kaiho(Tokyo) (20.04.2023)

by 座長：花澤, 豊行, 三浦, 弘規
Published in Nippon Jibiinkoka Tokeibugeka Gakkai Kaiho(Tokyo) (20.04.2022)

by OKAYAMA, Masao, SATOU, Shigenori, NAGASAWA, Yutaka, KAKO, Yutaka
Published in Transactions of the Japan Society of Mechanical Engineers Series C (1996)

by 岡山, 正男, 佐藤, 繁則, 長沢, 豊, 加古, 豊
Published in 日本機械学会論文集 C編 (1996)