Tehran University of Medical Sciences Iranian Journal of Public Health 2251-6085 6 4 1977 12 15 107 114 K Nasseri A Sing Firouz Azordegan A Nadim 2015 10 03 A total of 38, 300 traffic collisions have occurred in Tehran, the capital of Iran, during 1973. 5, 655 of these collisions in 6, 700 injuries and 560 deaths are selected and discussed. There has been no difference between the accident rates in working and holidays. Winter has had the lowest rate, and accidents have been in direct relationship with the crowdedness and heavy traffic periods. Ninety – eight per cent of the accidents have been caused by either the drivers or the pedestrians’ negligence. These and other findings are discussed. https://ijph.tums.ac.ir/index.php/ijph/article/view/2712 https://ijph.tums.ac.ir/index.php/ijph/article/download/2712/2692