Shānghán zài wèishēng tiáojiàn chà de dìqū róngyì chuánbō.
Typhoid spreads easily in areas with poor sanitation.
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history
伤寒 literally means 'cold-damage illness'. The term comes from the classical Chinese medical text 《伤寒论》 by 张仲景 (c. 200 AD), which described febrile diseases. In modern medicine the term specifically refers to Salmonella typhi infection.