Constant work rate exercise testing: a tricky measure of exercise tolerance.
Casaburi
Richard
R
Porszasz
Janos
J
D005080:Exercise Test / Q000379:methods*; D017079:Exercise Tolerance / Q000502:physiology*; D006801:Humans; D008297:Male; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis* / Q000503:physiopathology; D012720:Severity of Illness Index