LetterLetters
Letter: Don't Use the Flawed Fixed Ratio to Diagnosis COPDThe authors respond:
Paul L Enright, Neil R MacIntyre and Gregg L Ruppel
Respiratory Care November 2009, 54 (11) 1500;
Paul L Enright
Respiratory Science Center College of Medicine University of Arizona Tucson, Arizona and Division of Respiratory Disease Studies National Institute of Occupational Safety and Health
MDNeil R MacIntyre
Division of Pulmonary and Critical Care Medicine Duke University Medical Center Durham, North Carolina
MDGregg L Ruppel
Pulmonary Function Laboratory Pulmonary, Critical Care, and Sleep Medicine Department Saint Louis University Hospital St Louis, Missouri
RRT RPFT FAARCIn this issue
Respiratory Care
Vol. 54, Issue 11
1 Nov 2009
Letter: Don't Use the Flawed Fixed Ratio to Diagnosis COPDThe authors respond:
Paul L Enright, Neil R MacIntyre, Gregg L Ruppel
Respiratory Care Nov 2009, 54 (11) 1500;