Over the years, WHO has supported government strengthen maternal and child health services through a number of activities like immunization, Safe Motherhood, and implementation of the Integrated Management of Childhood Illnesses (IMCI).
Immunization programmes, started in 1983. At that time, measles was the leading cause of death among children. By 1987, after countrywide immunization against all childhood immunizable diseases, measles ceased to be an important cause of mortality in children and likewise the other diseases were reduced significantly.