Spirometry test results demonstrate FEV1/FVC greater than or equal to 70% or patient does not have COPD symptoms (COPD)
spirometry test results demonstrate fev1/fvc greater than or equal to 70% or patient does not have copd symptoms (copd)
Spirometry test results demonstrate FEV1/FVC greater than or equal to 70% or patient does not have COPD symptoms (COPD)
spirometry test results demonstrate fev1/fvc greater than or equal to 70% or patient does not have copd symptoms (copd)