1 DMD Candidate, School of Dental Medicine; MPH Candidate, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA; Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA. Electronic address: timwang@upenn.edu.
2 Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, PA; Assistant Professor, Department of Emergency Medicine and Department of Biostatistics, Epidemiology, and Informatics University of Pennsylvania, Philadelphia, PA.
3 Professor, Department of Oral and Maxillofacial Surgery and Pharmacology, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA.
4 Assistant Professor and Section Chief of Oral and Maxillofacial Surgery, Philadelphia Veterans, Affairs Medical Center, Penn Presbyterian Medical Center, School of Dental Medicine, University of Pennsylvania, Philadelphia, PA.