Tehran University of Medical Sciences Iranian Journal of Public Health 2251-6085 2 3 1973 09 15 145 154 M.Soraya 2015 10 03 Each community , due to differences in climatical , social economical and cultural peculiarities has a different sort of public health problems . In planning and executing public health programs , health workers should first be concerned with the problems of the locality and then with the program. https://ijph.tums.ac.ir/index.php/ijph/article/view/1469 https://ijph.tums.ac.ir/index.php/ijph/article/download/1469/1450