Bicycle helmet laws and persistent racial and ethnic helmet use disparities among urban high school students: a repeated cross-sectional analysis
Crossref DOI link:
Update policy: https://doi.org/10.1007/SPRINGER_CROSSMARK_POLICY
Kraemer, John D.
Funding for this research was provided by:
This project had no specific funding.
Text and Data Mining valid from 2016-09-05
17 June 2016
16 August 2016
5 September 2016