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chagas disease

Chagas disease is a protozoan infectious disease caused by trypanosomal infection. There are two types of trypanosomiasis, namely African trypanosomiasis and American trypanosomiasis. The former is distributed in western and central Africa, the main source of infection is humans, and the transmission vector is the tsetse fly; the latter is distributed in eastern Africa, where both animals and humans are the source of infection, and the transmission vector is the tsetse fly. African trypanosoma...



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