The purpose of the research.1) to determine the factors associated with helmet use behavior of sufferer from driving motorcycle in the group.2) to study knowledge. Understanding of the helmet and the applicable law of helmet.The sufferer from motorcycle riding in the province.3) to study, training and Thurs helmet of injured by riding a motorcycle. In the province, Khon Kaen.
การแปล กรุณารอสักครู่..
