Includes Abstracts section.of a mask designed for studying exercise physiology (Respironics, Inc., Monroeville, PA). ... Cough frequency was determined by a blinded observer manually counting cough sounds during playback of the ... Cough sounds were recorded continuously for 30 min from the start of HCA, and the number of coughs during that ... This study was approved by the University Clinical Investigations Committee.
|Title||:||American Review of Respiratory Disease|