Chronic/Non-Infectious Disease — United States
The tropical sun was beating down on Homestead, a city on the southern tip of Florida, when Valerie Mac, a nurse-scientist and occupational health specialist from Emory University, pulled her van into the driveway of a small vegetable farm. Its owner, Isidoro Quezada, walked out to greet her, his arms caked with dirt and his face streaked with sweat and grime.
Mac and her 2 research assistants followed Quezada into his home, where they sat him down to take his blood pressure, heart rate,
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