?:authorAffiliation
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[\'Perelman School of Medicine, the University of Pennsylvania, Philadelphia, Pennsylvania, USA.\', \'Department of Otorhinolaryngology: Head and Neck Surgery, University of Pennsylvania, Philadelphia, Pennsylvania, USA.\', \'Department of Medicine, Division of Gastroenterology, University of Pennsylvania, Philadelphia, Pennsylvania, USA.\', \'Department of Radiation Oncology, University of Pennsylvania, Philadelphia, Pennsylvania, USA.\', \'Department of Medical Oncology, University of Pennsylvania, Philadelphia, Pennsylvania, USA.\']
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