Future research directions in chronic obstructive pulmonary disease.
Croxton
Thomas L
TL
Division of Lung Diseases, National Heart, Lung, and Blood Institute, Bethesda, Maryland 20892-7952, USA. croxtont@nhlbi.nih.gov
Weinmann
Gail G
GG
Senior
Robert M
RM
Hoidal
John R
JR
D015195:Drug Design; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis / Q000503:physiopathology* / Q000628:therapy; D012106:Research