?:authorAffiliation
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[\'Division of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pa.\', \'Pulmonary, Critical Care and Sleep Medicine, Yale School of Medicine, New Haven, Conn.\', \'Division of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pa; Department of Immunology, University of Pittsburgh School of Medicine, Pittsburgh, Pa.\', \'Division of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pa; Department of Immunology, University of Pittsburgh School of Medicine, Pittsburgh, Pa; Department of Environmental Medicine and Occupational Health, Graduate School of Public Health, University of Pittsburgh School of Medicine, Pittsburgh, Pa. Electronic address: swenzel@pitt.edu.\']
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