Department of Occupational and Environmental Health Sciences of Public Health University 100191;
Peking University Institute of Environmental Medicine University 100191;
Key Laboratory of Molecular Cardiovascular Sciences of Ministry of Education Science Center University 100191;
Department of Prevention and Health Care of Health Science Center University 100191 China;
Institute for Risk Assessment Sciences Medical Centre Utrecht of Utrecht.O.Box 80125 TC Utrecht Netherlands;
Department of Cardiology University First Hospital 100034;
OZONE; Cardiac arrhythmias; Cardiac autonomic function; Myocardial injury; Panel study;