最近流行,一直有争议的是MMR疫苗。
MMR疫苗第一针一般建议是12-15月的时候打。这也是为什么这次华盛顿周麻疹疫情,有个别还没有接种的小孩子罹患的原因。
Measles, Mumps, and Rubella (MMR) Vaccination: What Everyone Should Know
CDC recommends that people get MMR vaccine to protect against measles, mumps, and rubella. Children should get two doses of MMR vaccine, starting with the first dose at 12 to 15 months of age, and the second dose at 4 through 6 years of age. Teens and adults also should also be up to date on their MMR vaccination.