|Image-guided radiation therapy (IGRT) is utilization of imaging, while the patient undergoes radiation. This enables us to directly view the process of radiation and accurate and precise treatment can be expected. Computed tomography (CT), magnetic resonance imaging (MRI), ultrasound (US) and x-ray imaging can be used to deliver Radiation therapy. Imaging allows us to alter the power or location of the radiation in par with the tumor size, location etc.
Open Access raises practical and policy questions for scholars, publishers, funders, and policymakers alike, including what the return on investment is when paying an article processing fee to publish in an Open Access articles, or whether investments into institutional repositories should be made and whether self-archiving should be made mandatory, as contemplated by some funders.