PNEUMATOGRAPH
Source: 567
Pneu‐mat″o‐graph (?), n. [[Pneumato- + -graph.]] (Physiol.) An instrument for recording the movements of the thorax or chest wall during respiration; — also called stethograph.
Source: 567
Pneu‐mat″o‐graph (?), n. [[Pneumato- + -graph.]] (Physiol.) An instrument for recording the movements of the thorax or chest wall during respiration; — also called stethograph.