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21
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22
State estimates of substance use from the 2002-2003 national surveys on drug use and health
Gepubliceerd in 2005Boek -
23
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24
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25
Summary health statistics for the U.S. population National Health Interview Survey, 2002
Gepubliceerd in 2004Boek -
26
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27
State estimates of substance use from the 2001 National Household Survey on Drug Abuse
Gepubliceerd in 2003Boek -
28
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29
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30
The self-employed are less likely to have health insurance than wage-earners so whatn
Gepubliceerd in 2001Boek


