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机构:
Johns Hopkins Univ, Bloomberg Sch Publ Hlth, Dept Epidemiol, Baltimore, MD USA
Johns Hopkins Univ, Bloomberg Sch Publ Hlth, Dept Med, Baltimore, MD USA
Johns Hopkins Univ, Bloomberg Sch Publ Hlth, Welch Ctr Prevent Epidemiol & Clin Res, Baltimore, MD USA
Sungkyunkwan Univ, Dept Clin Res Design & Evaluat, SAIHST, Seoul, South Korea Sungkyunkwan Univ, Ctr Cohort Studies, Total Healthcare Ctr, Kangbuk Samsung Hosp,Sch Med, Seoul, South Korea