The Health Ministry has announced changes to the National Immunisation Schedule for Children which is being implemented in stages beginning early this month.

Health director-general Dr Noor Hisham Abdullah said the combination of five vaccine series - diphtheria-tetanus-pertussis-polio-Haemophilus influenza type b (pentavalent DTaP-IPP/Hib) - would be replaced with a six-series vaccination programme...