PT - JOURNAL ARTICLE AU - David L Ellwanger TI - Effects of HME on Aerosol Administration DP - 2004 Dec 01 TA - Respiratory Care PG - 1546--1546 VI - 49 IP - 12 4099 - http://rc.rcjournal.com/content/49/12/1546.3.short 4100 - http://rc.rcjournal.com/content/49/12/1546.3.full