PT - JOURNAL ARTICLE AU - Babic, Mark D AU - Chatburn, Robert L AU - Stoller, James K TI - The authors respond DP - 2008 Aug 01 TA - Respiratory Care PG - 1090--1091 VI - 53 IP - 8 4099 - http://rc.rcjournal.com/content/53/8/1090.short 4100 - http://rc.rcjournal.com/content/53/8/1090.full