Three types of parasites can cause disease in humans. They are protozoa, carried by mosquitos, helminths, such as roundworm, and ectoparasites, for instance lice and bed bugs. Parasites are organisms ...
The man was plagued by an unknown species related to the Guinea worm, one that may have recently jumped from reptiles to humans. Reading time 3 minutes The mystery over a worm infestation found in a ...
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