"To: Members of the staff". "The present circular will be in effect until further notice". Annexes (p. 3-30): 1. List of countries where duty stations are classified in the H category -- 2. List of duty stations classified in the A to E categories -- 3. Countries having duty stations that qualify for reimbursement by organizations of the costs of basic medical examinations for accompanying eligible family members, as at 1 January 2009.