Comprehensive training of operators in radiation biology, physics and safety: Attend high-quality courses or complete a self-training course given by appropriate professional societies; comply with applicable state requirements Monitor and improve performance of operator: Audit outcomes of procedures (including patient radiation dose) for each operator Share information learned in audits with operators and provide additional training as needed Provide annual radiation safety education for all operators Collaborate in clinical trials to identify best practices for optimizing doses to patients and minimizing doses to health care providers