Nashwan Karkhi Abdulkareem; Tara Nuradin Abdula; Niaz Salh Abdula, Dhahir Tahir Ahmad
(University of Diyala - College of Medicine, 2015-06)
Background: Radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium. This includes electro-magnetic radiation such as radio waves, visible light, and ...