total cholesterol and all-cause mortality by sex and age: a
., Cary, NC, USA). . Ethics approval . This study was approved by the Institutional Review Board of Kwandong University (Gangneung, Republic of Korea). . . . ..…
., Cary, NC, USA). . Ethics approval . This study was approved by the Institutional Review Board of Kwandong University (Gangneung, Republic of Korea). . . . ..…