Rieko Doi, Shuko Akagami, Katsuya Kondo, Yu Yoshida, Naoki Chiuriki, Mika Ikuta, Kazuki Saiki, Tomoki Kataoka, Takashi Narai, Nobuyuki Fujii, et al. Study on the Development of a New Device with Dual Cameras for Evaluating Expiratory Nasal Flow. Yonago acta medica. 2020. 63. 4. 255-265