Assertion: rheumatic fever | /r/CreatedBy | a streptococcus bacterium
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Source sentences:
text: Rheumatic fever is caused by a streptococcus bacterium belonging to a strain known as lancefirld group A. only a tiny proportion of the population are at risk of getting the disease even if they develop a sore throat from this bacterium, but there is no way of knowing who is susceptible.
text: Rheumatic fever is a condition that is caused by the streptococcus bacterium.