Data on disease-specific child mortality were from the World Health Organization, and data on hazardous effects of MDG-related risk factors were from systematic reviews and meta-analyses of epidemiological studies.

• 有关各种疾病导致的儿童死亡率的数据来自世界卫生组织,千年发展目标涉及到的风险因素的有害影响数据来自系统评价和流行病学研究综合分析。