TY - GEN AU - Ng,G Y AU - Stokes,M J TI - Maximal inspiratory and expiratory mouth pressures in sitting and half-lying positions in normal subjects SN - 0954-6111 PY - 1991///1001 KW - Adult KW - Analysis of Variance KW - Female KW - Humans KW - Male KW - Middle Aged KW - Mouth KW - physiology KW - Posture KW - Pressure KW - Reference Values KW - Respiratory Function Tests KW - Respiratory Physiological Phenomena N1 - Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/s0954-6111(06)80081-8 ER -