Any such member of the University of California Police Department so disabled is entitled from the date of injury, and regardless of retirement under either the University of California Retirement System or Public Employees’ Retirement System, to the medical, surgical, and hospital benefits prescribed by this division as part of the compensation for persons injured in the course of and arising out of their employment, at the expense of the Regents of the University of California, and such expense shall be charged upon the fund out of which the compensation of the member is paid.