What is William H. Rollins best known for in the context of radiation safety?

William H. Rollins is best known for being the first to publish radiation exposure warnings, particularly highlighting the dangers associated with x-rays. In the early years of radiography, as x-ray technology was becoming more prevalent, Rollins recognized the risks involved, particularly to dental practitioners and patients. He advocated for safety measures and precautions to mitigate radiation exposure, making significant contributions to the field of radiation safety. His work laid the groundwork for future safety standards and practices in imaging and dental radiography, thereby establishing his legacy as a pioneer in the promotion of radiation safety.