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vaccination that is recommended by WHO or the department of peacekeeping operations for travel to a region e.g. hepatitis A, japanese encephalitis, meningitis
UN, tech. 建议性接种:是指卫生组织或维持和平行动部建议旅行到一个地区时要做的接种如甲型肝炎、日本脑炎、脑膜炎