AJPH First Look, published online ahead of print Aug 29, 2007
Neighborhood Residence and Cigarette Smoking Among Urban Youths: The Protective Role of Prosocial Activities
Yange Xue, PhD,
Marc A. Zimmerman, PhD and
Cleopatra Howard Caldwell, PhD
The authors are with the Department of Health Behavior and Health Education, School of Public Health, University of Michigan, Ann Arbor.
Copyright © 2007 by the American Public Health Association
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