ESTRO PT 2018

Trials (including randomised)

Model based studies

Series & Registries

Cost - Benefit

Q of Life

NIH (and ˜ WHO) Definition of Clinical Trial Case Studies “A research study in which one or more human participants are prospectively assigned to one or more interventions (which may include placebo or other control)

to evaluate the effects of those interventions

on health-related biomedical or behavioral outcomes .” National Institutes of Health, 2017