The role of measurement error in estimating levels of physical activity.

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Bibliographic Details
Title:	The role of measurement error in estimating levels of physical activity.
Authors:	Ferrari P (AUTHOR), Friedenreich C (AUTHOR), Matthews CE (AUTHOR)
Source:	American Journal of Epidemiology. Sep2007, Vol. 166 Issue 8, p832-840. 9p.
URL:	27303975
Database:	Academic Search Ultimate

Description
ISSN:	00029262
DOI:	10.1093/aje/kwm148