To Whom it May Concern University Health Service Date Dear Sir Re .................................................. My PhD student ........................................ is about to commence some studies using samples of human tissue. It is our departmental policy that he/she receives vaccinations for potentially transferrable infections such as Hepatitis B. I would appreciate it if............................... could obtain the appropriate set of vaccinations. The cost will be covered by the Department and an Internal Trade order has been created under number ............................. Yours faithfully (signed by departmental representative) T