American Lung Association: “Physical Activity and COPD,” “The Basics of Pulmonary Rehabilitation.”
National Jewish Hospital: “Living With Chronic Lung Disease.”
Pat Owens, patient, Tucson, AZ.
Albert Rizzo, MD, American Lung Association, Newark, DE.
Somer Love, patient, Midvale, UT.
Cystic Fibrosis Foundation: “About Cystic Fibrosis.”
Frank C. Sciurba, MD, University of Pittsburgh Medical Center, Pittsburgh.
Trina Limberg, Pulmonary Care Consulting and Training, San Diego, CA.
Valerie Chang, patient, Honolulu.
Minnesota Department of Health: “Oxygen Levels, Pulse Oximeters, and Covid-19.”