Serum IgG and risk of exacerbations and hospitalizations in chronic obstructive pulmonary disease

Affiliations

• ¹ Centre for Heart Lung Innovation, St Paul's Hospital, & the Department of Medicine (Division of Respiratory Medicine), University of British Columbia, Vancouver, British Columbia, Canada; University of Fortaleza, (UNIFOR), Fortaleza, Ceará, Brazil.
• ² Centre for Heart Lung Innovation, St Paul's Hospital, & the Department of Medicine (Division of Respiratory Medicine), University of British Columbia, Vancouver, British Columbia, Canada; Ulsan University Hospital, University of Ulsan College of Medicine, Ulsan, Korea.
• ³ Department of Pathology and Laboratory Medicine, University of British Columbia, Vancouver, British Columbia, Canada.
• ⁴ Centre for Heart Lung Innovation, St Paul's Hospital, & the Department of Medicine (Division of Respiratory Medicine), University of British Columbia, Vancouver, British Columbia, Canada.
• ⁵ Department of Thoracic Medicine and Surgery, Lewis Katz School of Medicine at Temple University, Philadelphia, Pa.
• ⁶ Department of Medicine, University of California San Francisco, San Francisco, Calif.
• ⁷ Pulmonary Sciences and Critical Care Medicine, University of Colorado, Denver, Colo.
• ⁸ School of Public Health, University of Minnesota, Minneapolis, Minn.
• ⁹ Department of Internal Medicine, University of Michigan, Ann Arbor, Mich.
• ¹⁰ Joan and Sanford I. Weill Department of Medicine, Weill Cornell Medical College, Cornell University, New York, NY.
• ¹¹ Department of Medicine, University of Ottawa, Ottawa, Ontario, Canada.
• ¹² Division of Pulmonary and Critical Care Medicine, University of Maryland School of Medicine, Baltimore, Md.
• ¹³ Centre for Heart Lung Innovation, St Paul's Hospital, & the Department of Medicine (Division of Respiratory Medicine), University of British Columbia, Vancouver, British Columbia, Canada. Electronic address: don.sin@hli.ubc.ca.