Institution: Division of National Health and Nutrition Examination Surveys, National Center for Health Statistics, Centers for Disease Control and Prevention, 3311 Toledo Road, Hyattsville, MD 20782, USA

Research Interests: Adults, Aged, Chronic Obstructive Pulmonary Disease, Copd, Disease, Goals, Health, Lung, National Health And Nutrition Examination Survey, Nhanes, Obstructive Pulmonary Disease, Prevalence, Pulmonary Disease, Spirometry, Survey