But David Van Sickle, an epidemiologist and medical anthropologist who once worked for America's Centres for Disease Control and Prevention (CDC), has come up with a solution.
但是曾在美国疾病控制和预防中心(CDC)工作过的流行病学家和医学人类学家大卫•凡•西科勒想出了一个解决方案。
But David Van Sickle, an epidemiologist and medical anthropologist who once worked for America's Centres for Disease Control and Prevention (CDC), has come up with a solution.
但是曾在美国疾病控制和预防中心(CDC)工作过的流行病学家和医学人类学家大卫•凡•西科勒想出了一个解决方案。
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