by 井上, 淳, 木下, 淳, 前田, 恒治
Published in Proceedings of Japan Water Works Association (2020)

by 前田, 恒治, 横山, 晶, 手塚, 貴文, 塚田, 裕子
Published in The Journal of the Japan Society for Respiratory Endoscopy (2006)

by 塚田裕子, 手塚貴文, 前田恒治, 横山晶
Published in 気管支学 (2006)