2005年，联合国千年项目给出了如何增进最穷国家初级卫生保障的具体办法，其中高收入国家应该帮助最穷国家承担后者无法独力承担的成本。
In 2005, the UN Millennium Project recommended specific ways to scale up primary health care in the poorest countries, with the high-income countries helping to cover the costs that the poorest could not pay by themselves.