authors Stefan, Mihaela S Pekow, Penelope S Shieh, Meng-Shiou Hill, Nicholas S Rothberg, Michael B Fisher, Kimberly A Lindenauer, Peter K
has subject area Aged Cross-Sectional Studies Disease Progression Female Hospitalization Hospitals, High-Volume Hospitals, Low-Volume Humans Length of Stay Male Middle Aged Noninvasive Ventilation Patient Readmission Pulmonary Disease, Chronic Obstructive Retrospective Studies United States