2
by Alper, Joe
Published 2017
the National Academies Press

3
by French, Melissa
Published 2017
National Academies Press (US)

6
by French, Melissa
Published 2017
National Academies Press (US)

7
Published 2007
The Institutes, 2007

8
by Koenig, Judith A.
Published 2011
National Academies Press

9
Published 2007
Office of the Surgeon General, U.S. Public Health Service, U.S. Dept. of Health and Human Services

11
by Hernandez, Lyla M.
Published 2009
National Academies Press

12
by Nielsen-Bohlman, Lynn
Published 2004
The National Academies Press

13
Published 2016
National Academies Press

14
by Alper, Joe
Published 2015
National Academies Press

15
Published 2007
The Institutes, 2007

16
Published 2007
Office of the Surgeon General, U.S. Public Health Service, U.S. Dept. of Health and Human Services