Affiliation:
1. Bobby R Alford Department of Otolaryngology—Head and Neck Surgery Baylor College of Medicine Houston Texas U.S.A.
2. Division of General Internal Medicine, Department of Medicine, Georgetown University Medical Center Washington District of Columbia U.S.A.
3. Department of Obstetrics and Gynecology Baylor College of Medicine Houston Texas U.S.A.
Funder
National Institute of Diabetes and Digestive and Kidney Diseases
National Institute on Deafness and Other Communication Disorders
National Institute on Alcohol Abuse and Alcoholism
National Cancer Institute
National Institute of Nursing Research
National Institute on Drug Abuse
National Institute of Mental Health
National Institute of Neurological Disorders and Stroke
National Institute of Allergy and Infectious Diseases
National Institute of Dental and Craniofacial Research
National Institute on Aging
National Human Genome Research Institute
National Heart, Lung, and Blood Institute
National Institutes of Health