Introduction: Currently. trauma is the main reason of mortality among 1-44 years old people and the third common reason of death throughout all ages. The aim of this study is to examine the radiographic findings in chest trauma patients referring to the Imam Reza Hospital in Birjand during the years of 2013-2014. Methods: The patients meeting the criteria for the entrance to the study... https://storeanimalwiz.shop/product-category/bird-food/