1 Department of Otorhinolaryngology-Head and Neck Surgery, McGovern Medical School of The University of Texas Health Science Center at Houston, Houston, Texas, USA.
2 ENT Specialists, Omaha, Nebraska, USA.
3 Center for Immunology and Autoimmune Diseases, The Brown Foundation Institute of Molecular Medicine for the Prevention of Human Diseases, McGovern Medical School of The University of Texas Health Science Center at Houston, Houston, Texas, USA.