?:authorAffiliation
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[\'Department of Otolaryngology, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA.\', \'University of Pittsburgh School of Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.\', \'Division of Pulmonary, Allergy and Critical Care Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.\', \'Department of Neurosurgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA.\']
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