VACCINE PREVENTABLE DISEASES IN THE XXI CENTURY

All over the world, both in developing and developed countries there are public health authorities and other organizations that are making the best effort to reduce morbidity and mortality of children due to vaccine preventable diseases. At this moment this is mandatory in many countries because by reducing morbidity and mortality, vaccination can contribute substantially to achieve the Millennium Development Goal of reducing the mortality rate among children under five years by two thirds between 1990 and 2015.