John Christenson

COPD Alliance - Identity - A newly formed organization, COPD Alliance is a multidisciplinary group of clinicians focused on imp

COPD Alliance - Website - A newly formed organization, COPD Alliance is a multidisciplinary group of clinicians focused on imp

COPD Alliance - Exhibit - A newly formed organization, COPD Alliance is a multidisciplinary group of clinicians focused on imp

COPD Alliance - Advertising - A newly formed organization, COPD Alliance is a multidisciplinary group of clinicians focused on imp