Institute of Epidemiology and Statistics;
School of Public Health;
Lanzhou University;
Lanzhou 73000;
Gansu;
China;
Department of Epidemiology;
School of Public Health;
Brown University;
Providence;
Rhode Island 02903;
USA;
Workers'Hospital of Jinchuan Group Co.;
Ltd.;
Jinchang 737103;
Gansu;
China;
Jinchang Center for Disease Prevention and Control;
Jinchang 737100;
Gansu;
China;
Jinchang Meteorological Service;
Jinchang737100;
Gansu;
China;
Department of Surgery;
Yale School of Medicine;
New Haven 06511;
USA;
Department of Environmental Health Sciences;
Yale School of Public Health;
New Haven 06511;
US;
Outdoor temperature; Season; Blood pressure; Jinchang cohort;