NPR | May 15, 2019
In a world with constrained public health resources, precision maps are also essential to directing spending on facilities, workers and medicine, says Matthew Kavanagh, director of the Global Health Policy & Governance Initiative at Georgetown University, who was not involved in the study. Low-concentration areas are especially expensive to confront, he says, since they still contain the majority of HIV-positive people but can’t implement testing and treatment efficiently.