[1] Cincinnati Childrens Hosp Med Ctr, Div Pediat Otolaryngol Head & Neck Surg, Cincinnati, OH 45229 USA
[2] Cincinnati Childrens Hosp Med Ctr, Div Speech Language Pathol, Cincinnati, OH 45229 USA
[3] Cincinnati Childrens Hosp Med Ctr, Commun Sci Res Ctr, Cincinnati, OH 45229 USA
[4] Cincinnati Childrens Hosp Med Ctr, Ctr Pediat Voice Disorders, Cincinnati, OH 45229 USA
[5] Cincinnati Childrens Hosp Med Ctr, Aerodigest & Esophageal Ctr, Cincinnati, OH 45229 USA
[6] Univ Cincinnati, Coll Med, Dept Otolaryngol Head & Neck Surg, Cincinnati, OH USA