作者单位:
Harvard Univ, Sch Publ Hlth, Dept Epidemiol, Boston, MA 02115 USA
[1]
Brigham & Womens Hosp, Dept Med, Channing Div Network Med, Boston, MA 02115 USA
[2]
EpidStat Inst, Ann Arbor, MI USA
[3]
Int Epidemiol Inst, Rockville, MD USA
[4]
发布时间
2016-01-26