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Submitted on: 28 December 2006.
Revised on: 16 January 2007.
Accepted on: 28 January 2007.
Preventing Chronic Disease---CENTERSDISEASE CONTROL & PREVENTION
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Submitted on: 18 August 2011.
Revised on: 30 August 2011.
Accepted on: 27 September 2011.
Preventing Chronic Disease---CENTERSDISEASE CONTROL & PREVENTION
Submitted on: 07 December 2001.
Revised on: 02 January 2002.
Accepted on: 13 January 2002.
Preventing Chronic Disease
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Submitted on: 20 December 2008.
Revised on: 09 January 2009.
Accepted on: 15 January 2009.
Preventing Chronic Disease
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