[1] Vanderbilt Univ, Dept Otolaryngol Head & Neck Surg, Med Ctr, 1215 21st Ave 57 South, Nashville, TN 37232 USA
[2] Vanderbilt Univ, Dept Otolaryngol Head & Neck Surg, Med Ctr, Div Facial Plast & Reconstruct Surg, 1215 21st Ave 57 South, Nashville, TN 37232 USA