RT Journal Article SR Electronic T1 The American Association for Respiratory Care and the National Lung Health Education Program: Assuring Quality in Spirometry JF Respiratory Care FD American Association for Respiratory Care SP 587 OP 588 VO 49 IS 6 A1 MacIntyre, Neil R YR 2004 UL http://rc.rcjournal.com/content/49/6/587.abstract AB