Did Mattiedna Johnson Help Cure Scarlet Fever?
Mattiedna Johnson was a Black American nurse who may have played a key role in the search for a scarlet fever cure.
from WebMD Health https://ift.tt/hIN0YiJ
from WebMD Health https://ift.tt/hIN0YiJ
from WebMD Health https://ift.tt/hIN0YiJ
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