1. From the Emergency Department (S.L.E.), University Hospitals of Nottingham NHS Trust, United Kingdom; Department of Otolaryngology–Head and Neck Surgery (E.G.), Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, New York, NY; Oregon Health and Science University (M.C.); Providence Health and Services (A.L.C.), Providence-St. Vincent Pediatric Specialty Clinic, Portland, OR; University of North Carolina (A.W.K.), Chapel Hill; Department of Neurology (A.K.H.), Medical College of...