X-ray irradiation and its application in medical diagnostics and treatment

1. History and invention of X-rays
2. Applications of X-rays in medical diagnostics (X-ray spectroscopy, X-ray tomography and treatment, Radiotherapy, etc..)

add a minimum of 6 medical applications of X-rays and 8 resources.

Include a mathematical formula for each application ( mathematical formula that relates an application to a medical finding: for example: a formula that relates X-ray spectroscopy to blood viscosity in a specific application.