TY - BOOK AU - Gerard J. Criner AU - Bartolome R. Celli TI - Clinics in Chest Medicine: Chronic Obstructive Pulmonary disease SN - 0272-5231 PY - 2020/// CY - John F. Kennedy , Philadelphia , Pennsylvania, 19103-2899 PB - Elsevier KW - Pulmonary Medicine N1 - Volume: 41 Number 3 2020 ER -