[1] Univ Michigan, Sch Nursing, Ann Arbor, MI 48113 USA
[2] Univ Michigan, Dept Otolaryngol Head & Neck Surg, Sch Med, Ann Arbor, MI 48113 USA
[3] Mem Sloan Kettering Canc Ctr, Dept Surg, Head & Neck Serv, New York, NY 10021 USA
[4] Univ Michigan, Biostat Core, Ctr Comprehens Canc, Ann Arbor, MI 48113 USA
[5] Henry Ford Hlth Syst, Dept Otolaryngol Head & Neck Surg, Detroit, MI USA
[6] VA Ann Arbor Healthcare Syst, Ann Arbor Vet Affairs VA Ctr Clin Management Res, Ann Arbor, MI USA