UNICEF, WHO, the World Bank group, private foundations, the pharmaceutical industry and governments have joined in a Global Alliance for Vaccines and Immunization that aims to reduce that figure to zero.

• 儿童基金会、生组织、界银行集团、人基金、药业和各国政府已参加全球疫苗和免疫联盟，力求把这一数字减少到零。