[COPD: from unjustified nihilism to reasonable optimism].
Celli
B
B
Pulmonary and Critical Care Department. St. Elizabeth's Medical Center. Tufts University School of Medicine. Boston. USA.
D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications* / Q000175:diagnosis*; D009626:Terminology as Topic