countries where the immunization rate against measles is below per cent are afghanistan azerbaijan india the lao people s democratic republic papua new guinea the philippines samoa solomon islands timorleste and vanuatu in several other countries however efforts continue to strengthen routine services in order to ensure consistently high coverage it is estimated that about million children under years of age are underweight in developing countries in asia and the pacific and are therefore at risk these babies are at a higher risk of suffering breathing difficulties having feeding problems having lower immunity to infections and having problems maintaining their body temperature in almost million babies were born preterm worldwide which represents more than in babies