UNICEF worked with the Child Epidemiology Reference Group to strengthen the evidence base for water, sanitation and hygiene, through a partnership with the London School of Hygiene and Tropical Medicine.
71. 儿童基金会与儿童流行病学咨商小组一道，通过与伦敦卫生与热带医学院建立伙伴关系，加强水、卫生及环境卫生的循证基础。