1. Division of Pediatric Otolaryngology, SUNY Downstate Medical Center, Brooklyn, NY, USA
2. Department of Otolaryngology - Head and Neck Surgery, Northwestern University, Chicago, IL, USA
3. Department of Otolaryngology, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, Hempstead, NY, USA
4. Medical Research Library, SUNY Downstate Medical Center, Brooklyn, NY, USA