The main method of diagnosing COPD has been a spirometry test, which measures lung function through the quantity of air that ...
However, the first prospective study of > 1,000 spirometry tests performed by nurses in the outpatient clinics of 30 randomly selected primary-care physicians in New Zealand found that less than ...
The main method of diagnosing COPD has been a spirometry test, which measures lung function through the quantity of air that can be inhaled and exhaled, researchers said. Some hospitals now also ...