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yellow fever - prevention control
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View A letter to Dr. Percival, on the prevention of infectious fevers. And an address to the College of physicians at Philadelphia, on the prevention of the American pestilence ... Read to the Literary and philosophical society of Bath By John Haygarth 
A letter to Dr. Percival, on the prevention of infectious fevers. And an address to the College of physicians at Philadelphia, on the prevention of the American pestilence ... Read to the Literary and philosophical society of Bath
By John Haygarth