作者单位:
Univ Calif Davis, Sch Med, Dept Emergency Med, Sacramento, CA 95817 USA
[1]
SUNY Albany, Dept Epidemiol & Biostat, Albany, NY 12222 USA
[2]
Univ Washington, Harborview Injury Prevent & Res Ctr, Seattle, WA 98195 USA
[3]
Columbia Univ, Mailman Sch Publ Hlth, Dept Epidemiol, 722 West 168th St,Suite 503, New York, NY
[4]
发布时间
2017-12-24