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Total, free, and percent free prostate-specific antigen levels among U.S. men, 2001-04

Hyattsville, Md. : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, [2006] 2006

Total, free, and percent free prostate-specific antigen levels among U.S. men, 2001-04

Hyattsville, Md. : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, [2006] 2006

Characteristics of adults with serious psychological distress as measured by the K6 scale, United St

Pratt, Laura A.
Hyattsville, Md. : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, [2007] 2007

Characteristics of adults with serious psychological distress as measured by the K6 scale, United St

Pratt, Laura A.
Hyattsville, Md. : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, [2007] 2007

Drug use and sexual behaviors reported by adults United States, 1999-2002

Hyattsville, MD : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, [2007] 2007

Drug use and sexual behaviors reported by adults United States, 1999-2002

Hyattsville, MD : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, [2007] 2007

National ambulatory medical care survey terrorism preparedness among office-based physicians, United

Niska, Richard W.
Hyattsville, MD : U.S. Dept. of Health & Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, [ 2007] 2007