Authors
Ansam F. Showard
Department of Physics, College of Education, University of Al Qadisiyah, Al Diwaniyah, Iraq
Murtadha SH. Aswood
Department of Physics, College of Education, University of Al Qadisiyah, Al Diwaniyah, Iraq
© 2020 Ansam F. Showard, Murtadha SH. Aswood, published by Polish Society of Medical Physics
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.