Immunisation to be effective in controlling communicable disease 75% of the population and 75% of new-borns have to be vaccinated. Discontinuing vaccination programs have serious risk of causing an epidemic
atemera kuti athe kuthana ndi matenda opatsirana maperesenti makumi asanu ndiawiri kudzanso asanu ya anthu ndi maperesenti akumi asanu ndiawiri kudzanso asanu ya ana obadwa kumene akuyenera kulandira katemera. Kusiya katemera ali ndi chiopsezo chachikulu choyambitsa mliri 