;Several distinct rickettsiae (a parasite carried by ticks, fleas, and lice) cause a disease known as typhus in humans.All cause disease with similarities of fever, headache, and rash.
几种不同的发疹伤寒
原体（可壁虱，跳蚤，虱子等
传播）引起的疾被人们称为斑疹伤寒。
原体Several distinct rickettsiae (a parasite carried by ticks, fleas, and lice) cause a disease known as typhus in humans.All cause disease with similarities of fever, headache, and rash.
几种不同的发疹伤寒原体（可壁虱，跳蚤，虱子等传播）引起的疾被人们称为斑疹伤寒。
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