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The doctor fighting dengue in Oaxaca

Every morning at the Dr. Aurelio Valdivieso General Hospital in Oaxaca city, infectious disease specialist Dr. Yuri Roldán Aragón visits patients. They may not be aware that the doctor they speak to is a living figure in medical history: in 2009, Roldán treated Mexico’s patient zero for the H1N1 influenza virus, alerting the world to […]