1. Department of Otolaryngology, School of Medicine of the University of Pittsburgh, Pittsburgh, Pennsylvania, USA
2. Department of Pediatric Otolaryngology, Children’s Hospital of Pittsburgh of UPMC, Pittsburgh, Pennsylvania, USA
3. Division of Pediatric Dentistry, School of Dental Medicine of the University of Pittsburgh, Pittsburgh, Pennsylvania, USA
4. Department of Dentistry, Children’s Hospital of Pittsburgh of UPMC, Pittsburgh, Pennsylvania, USA