On March 31, 2008, a Notice of Violation was issued for a Severity Level III violation involving the failure to control and maintain constant surveillance of licensed material that is in controlled or unrestricted area. Specifically, the licensee did not secure from unauthorized removal or limit access to materials containing regulated amount of iodine-125 located in the Medical School building and regulated amount of hydrogen-3 located in the Pediatric Research Institute, both of which were controlled areas.