1. From the Section of Otolaryngology, the Halifax Medical Center, Daytona Beach, Fla.
2. Florida State University School of Medicine, Daytona Beach, Fla.
3. Southern New England Ear, Nose, Throat and Facial Plastic Surgery Group; the Section of Otolaryngology, Hospital of St. Raphael; and the Section of Otolaryngology, Yale University School of Medicine, New Haven, Conn.