[Factors at hospital admission related to a poor prognosis in patients with COPD].
Rivero González
Gerardo
G
D000368:Aged; D006801:Humans; D008875:Middle Aged; D010343:Patient Admission; D011379:Prognosis; D029424:Pulmonary Disease, Chronic Obstructive / Q000401:mortality*; D012307:Risk Factors