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Chronotropic incompetence can limit exercise tolerance in COPD patient | COPD @DovePress https://t.co/PKGRoFjjnW
Chronotropic incompetence can limit exercise tolerance in COPD patient | COPD @DovePress https://t.co/PKGRoFjjnW
Chronotropic incompetence can limit exercise tolerance in COPD patient | COPD @DovePress https://t.co/4POqYJH9dw #COPD
Chronotropic incompetence among COPD patients https://t.co/Z2ITJNoAcD