TY - GEN AU - Louis,B AU - Glass,G M AU - Fredberg,J J TI - Pulmonary airway area by the two-microphone acoustic reflection method SN - 8750-7587 PY - 1994///0922 KW - Algorithms KW - Helium KW - Humans KW - Larynx KW - anatomy & histology KW - Lung KW - Lung Compliance KW - physiology KW - Models, Biological KW - Oxygen KW - Pharynx KW - Pulmonary Ventilation KW - Respiratory System KW - Signal Processing, Computer-Assisted KW - Trachea KW - Transducers KW - Ultrasonography N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1152/jappl.1994.76.5.2234 ER -