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.
|
2024. Április 26. Ervin napja van
2024. Április 26. Ervin napja van
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.
|
