1. WHO Regional Office for Europe Vaccine preventable diseases and Immunization programme Diphtheria Incidence in the WHO European Region 1990 Source; WHO/UNICEF Joint Reporting Form The designations employed and the presentation of this material do not imply the expression of any opinion whatsoever on the part of the Secretariat of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

2. WHO Regional Office for Europe Vaccine preventable diseases and Immunization programme Diphtheria Incidence in the WHO European Region 1995 Source; WHO/UNICEF Joint Reporting Form The designations employed and the presentation of this material do not imply the expression of any opinion whatsoever on the part of the Secretariat of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

3. WHO Regional Office for Europe Vaccine preventable diseases and Immunization programme Diphtheria Incidence in the WHO European Region 2000 Source; WHO/UNICEF Joint Reporting Form The designations employed and the presentation of this material do not imply the expression of any opinion whatsoever on the part of the Secretariat of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

4. WHO Regional Office for Europe Vaccine preventable diseases and Immunization programme Diphtheria Incidence in the WHO European Region 2001 Source; WHO/UNICEF Joint Reporting Form The designations employed and the presentation of this material do not imply the expression of any opinion whatsoever on the part of the Secretariat of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

5. WHO Regional Office for Europe Vaccine preventable diseases and Immunization programme Diphtheria Incidence in the WHO European Region 2002 Source; WHO/UNICEF Joint Reporting Form The designations employed and the presentation of this material do not imply the expression of any opinion whatsoever on the part of the Secretariat of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

6. WHO Regional Office for Europe Vaccine preventable diseases and Immunization programme Diphtheria Incidence in the WHO European Region 2003 Source; WHO/UNICEF Joint Reporting Form The designations employed and the presentation of this material do not imply the expression of any opinion whatsoever on the part of the Secretariat of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

7. WHO Regional Office for Europe Vaccine preventable diseases and Immunization programme Diphtheria Incidence in the WHO European Region 2004 Source; WHO/UNICEF Joint Reporting Form The designations employed and the presentation of this material do not imply the expression of any opinion whatsoever on the part of the Secretariat of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.