[1] Emory Univ, Dept Otolaryngol & Head & Neck Surg, Sch Med, 1400 Tullie Rd, Atlanta, GA 30329 USA
[2] Emory Univ, Dept Pediat, 2015 Uppergate Dr, Atlanta, GA 30322 USA
[3] Univ Georgia, Dept Psychol, 125 Baldwin St, Athens, GA 30602 USA
[4] Emory Univ, Pediat Biostat, 201 Dowman Dr, Atlanta, GA 30322 USA
[5] Woodruff Hlth Sci Ctr Lib, 1462 Clifton Rd, Atlanta, GA 30322 USA