1
Published 2001
U.S. Dept. of Health and Human Services, Public Health Service, Office of the Surgeon General

2
Published 2004
U.S. Dept. of Health and Human Services, Public Health Service, Office of the Surgeon General

3
Published 2002
U.S. Dept. of Health and Human Services, Public Health Service, Office of the Surgeon General

4
Published 2004
U.S. Dept. of Health and Human Services, Public Health Service, Office of the Surgeon General

5
Published 2001
U.S. Dept. of Health and Human Services, Public Health Service, Office of the Surgeon General

6
Published 2001
Dept. of Health and Human Services, U.S. Public Health Service

7
Published 2001
U.S. Dept. of Health and Human Services, Public Health Service

8
Published 2001
Dept. of Health and Human Services, U.S. Public Health Service

9
Published 1986
National Academy Press

10
Published 2001
Office of the Surgeon General

11
Published 2001
U.S. Dept. of Health and Human Services, Public Health Service, Office of the Surgeon General

12
Published 2008
U.S. Dept. of Health and Human Services

13
Published 2011
U.S. Dept. of Health and Human Services, U.S. Public Health Service, Office of the Surgeon General

14
Published 2009
Office of the Surgeon General (US)

15
by Porter, Donna Viola
Published 1990
National Academy Press

16
by Coyle, Susan L.
Published 1991
National Academy Press

18
Published 2010
U.S. Dept. of Health and Human Services, Public Health Service, Office of Surgeon General

19
Published 2006
U.S. Dept. of Health and Human Services, Public Health Service, Office of Surgeon General

20
Published 2007
U.S. Dept. of Health and Human Services, Public Health Service, Office of the Surgeon General