Since the Millennium Summit launched the Decade to Roll Back Malaria in Developing Countries, particularly in Africa, there has been success in bringing the number of malaria-free countries to 93.
自千年首脑会议发起发展中国家特别是非洲减少疟疾十年以来，在将无疟疾国家的数目减少到93个方面取得了成功。