医生有一个真正的优势：我们可以知道这个治疗是否有效并安全，因为我们是在真实世界里看到它、使用它、研究它。
Doctors have one real advantage: we can tell if a treatment works and if it's safe because we've seen it, used it and studied it in the real, analog world.
世界卫生组织的数据表示，在非洲，这个艾滋病最重灾区，660万人正在使用艾滋病药物，但除此之外还有900万患者亟待治疗。
In Africa, the hardest hit continent, 6.6 million people are now on AIDS medication, but 9 million people eligible for treatment are on waiting lists, according to the World Health Organization.
一项新的研究指出，糖尿病迟迟未能诊断和治疗，是世界各国，不论贫富，共有的问题。这个问题使数以百万计的生命陷于危险。
A new study indicates that the failure to diagnose and treat diabetes is a global problem in countries rich and poor, putting millions of lives at risk.
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