水痘是儿童常见且极易传播的疾病，通常症状较轻，但也可能导致严重的并发症，例如胸部感染和癫痫 发作，需要住院治疗。有研究显示，推广这种能预防水痘的疫苗预计每年能为英国国民保健制度节省 1500万英镑的治疗费用。 （文章来源：新华网） 公报说，从2日起，全科诊所将开始采用两剂接种方案，为幼儿在12个月和18个月时提供麻疹、腮腺 炎、风疹、水痘联合疫苗，在预防麻疹、腮腺炎和风疹的基础上，增加对水痘的预防。 英国卫生和社会福利大臣韦斯·斯特里廷当天在一份声明中说，这是英国国民保健制度首次将水痘疫苗 接种纳入常规儿童免疫计划，是一个历史性里程碑。 英国医疗公共卫生服务体系——英国国民保健制度2日发布公报说，英格兰从当天起首次将结合水痘疫 苗的四联疫苗替代原有麻疹、腮腺炎、风疹三联疫苗，并将新疫苗正式纳入儿童例行疫苗接种计划。 ...

Group 1 - The Immunization Practices Advisory Committee of the CDC held a meeting to discuss updates on vaccination recommendations, including a decision against the combined vaccine for measles, mumps, rubella, and varicella for children under 4 years old [1] - The committee's recommendations require approval from the CDC director to become official guidelines [1] - The meeting gained attention due to recent turmoil within the CDC, including the dismissal of all 17 original committee members and the appointment of 12 new members by the Secretary of Health and Human Services [1] Group 2 - Prior to the meeting, several states, including California, Oregon, Washington, and Hawaii, issued unified recommendations for winter respiratory disease vaccinations [2] - California's governor signed a law stating that future vaccination policies will follow guidance from trusted, independent medical institutions rather than the politically influenced CDC advisory committee [2] - The establishment of the "Northeast Public Health Collaborative" aims to provide science-based information to safeguard public health services in response to recent changes in public health policy under the Trump administration [2]