1. Measles vaccine;Markowitz,1994
2. Measles;Black,1989
3. WHO Expanded Programme on Immunization: immunization schedules in the WHO. Eastern Mediterranean Region 1995. Wkly Epidemiol Rec 1996; 71: 173–80.
4. WHO Expanded Programme on Immunization: measles, 1994. Wkly Epidemiol Rec 1995; 70: 284–8.
5. Centers for Disease Control and Prevention. Progress toward global measles control and elimination 1990–96. MMWR Morb Mortal Wkly Rep 1997; 46: 893–97.