Objective In order to find out the peak time and the height timing segment, do the 24-hours rhythm analysis about the happening time of serious traffic accident.

Analysis on epidemiological feature and influential factors of traffic accidents in Zhengzhou;

Objective The present study was conducted to analyze the epidemiological characteristics of traffic deaths and the traffic behaviors of population in Zhejiang Province in order to provide the basis for the prevention and control of traffic accidents.

Objective To study families physical and mental cond it ions of patients from traffic accidents in ICU.

Epidemiological study on injuries of traffic accidents among bicycle riders and pedestrians;