?:authorAffiliation
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[\'Department of Anesthesiology and Critical Care Medicine, Children\'s Hospital of Philadelphia and University of Pennsylvania, Philadelphia, PA, USA.\', \'Department of Medical Ethics and Health Policy, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.\', \'Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA, USA.\', \'Department of Biostatistics, Epidemiology and Informatics, University of Pennsylvania, Perelman School of Medicine, Philadelphia, PA, USA.\', \'Palliative and Advanced Illness Research (PAIR) Center, University of Pennsylvania, Perelman School of Medicine, Philadelphia, PA, USA.\']
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