Team goes house to house to learn where new vaccine works best (Image 6)

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09/15/2017 01:09 PM EDT

Recording environmental information during a house visit in Malawi

A community health worker records environmental information during a house visit in Malawi. He will collect GPS data and details about the area around the house, such as vegetation types and whether there is any standing water. [Image 6 of 6 related images. Back to

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