You are a very important person : you have been selected to take part in an important health survey
Additional Titles:
You have been selected to take part in an important health survey and At head of title: National Health and Nutrition Examination Survey from the Centers for Disease Control and Prevention/National Center for Health Statistics
Published:
[Hyattsville, Md.] : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, [1998?]