This could mean booster doses for teenagers, and jabs for pregnant women and newborn babies and their families.
BBC: Newborn babies could get whooping cough vaccination
Children should get two doses of the MMR vaccine - at around 13 months and a second pre-school booster.
BBC: Long shadow cast by MMR scare
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。