American Society of Therapeutic Radiology and Oncology (ASTRO)

The American Society of Therapeutic Radiology and Oncology (ASTRO) is a professional organization for health professionals in oncology, including radiation oncologists, radiation oncology nurses, medical physicists, radiation therapists, dosimetrists and biologists. ASTRO is dedicated to improving patient care through professional education and training, support for clinical practice and health policy standards, advancement of science and research and advocacy.