[1] Seoul Natl Univ, Dept Med, Coll Med, Seoul, South Korea
[2] Seoul Natl Univ, Dept Family Med, Hlth Serv Ctr, Seoul, South Korea
[3] Seoul Natl Univ Hosp, Dept Family Med, Seoul, South Korea
[4] Yonsei Univ, Dept Sport Ind Studies, Seoul, South Korea
[5] Harvard TH Chan Sch Publ Hlth, Dept Nutr, Boston, MA 02115 USA
[6] Univ Fed Sao Paulo, Dept Prevent Med, Escola Paulista Med, Sao Paulo, SP, Brazil
[7] Harvard TH Chan Sch Publ Hlth, Dept Epidemiol, 665 Huntington Ave,Bldg 2,Room 371, Boston, MA 02115 USA