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29 agos 1939 año - Malaria & DDT

Descripción:

Paul Hermann Muller decided to test DDT. DDT was widely used to combat malaria and other mosquito vectors that carried disease. It was sprayed into building walls in malaria endemic areas to prevent mosquitoes from transmitting the disease

Añadido al timeline:

Timeline on Deadly Diseases of the World

ByNhimy Ly
14 dic 2018
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0
651

fecha:

29 agos 1939 año
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~ 86 years ago
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