McDonald, R T <br/><br/>
Development of respiration-rate transducers for aircraft environments. NASA TN D-4217.  [electronic resource] 

 -  Technical note. United States. National Aeronautics and Space Administration  Nov 1967 
 - 1-16 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aircraft<br/>Monitoring, Physiologic--instrumentation<br/>Respiration<br/>Transducers--instrumentation