yellow fever immunization

基本解释

However, it is recommended that, to stop yellow fever infections from spreading into an epidemic, immunization coverage must be at least 60–80%.
然而，据建议，为制止黄热病感染发展为流行病，免疫接种覆盖率至少必须达到60-80%。
Other countries (e. g. French Guiana and Guyana) have recently included yellow fever vaccination in their national routine programme for immunization.
其他国家如法属圭亚那和圭亚那最近已将黄热病预防接种纳入国家常规免疫接种规划。
The 1.7 million doses of yellow fever vaccine from the Global Alliance for Vaccines and Immunization (GAVI) emergency vaccine stockpile arrived in Sudan this week-end.
从全球疫苗和免疫联盟应急疫苗储存提供的170万剂黄热病疫苗于本周末抵达苏丹。