Relationship Between Severity Classification of Acute Exacerbation of Chronic Obstructive Pulmonary Disease and Clinical Outcomes in Hospitalized Patients

Pedro J. Marcos; Pilar Sanjuán; Arturo Huerta; Irene Nieto-Codesido; Lucía Ferreira-Gonzalez; Oriol Sibila; Marcos I. Restrepo; Pedro  J. Marcos; Pilar Sanjuán; Arturo  Huerta; Irene Nieto-Codesido; Lucía Ferreira-Gonzalez; Oriol Sibila; Marcos I. Restrepo

doi:10.7759/cureus.988

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