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Definition and History of Medical Parasitology
Parasitology is the scientific study of parasites.
Medical parasitology is the scientific study of parasites that infect humans.
Leeuwenhoek in 1681, first observed the parasite Giardia in stools. Laveran in 1880, discovered malarial parasite and Ronald Ross in 1897 showed the transmission of malaria by mosquitoes.