Bronchial orifice tracking-based branch level estimation for bronchoscopic navigation. - Cheng Wang 027; Yuichiro Hayashi; Masahiro Oda 001; Takayuki Kitasaka; Hitotsugu Takabatake; Masaki Mori; Hirotoshi Honma; Hiroshi Natori; Kensaku Mori (Image-Guided Procedures, 2022)