by James P. Leake , John Nivison Force
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Questions and answers on smallpox and va...
Investigation of health hazard from tetr...
Cerebrospinal fever
Winter outbreak of poliomyelitis, Elkins...
Experiments on alastrim
The epidemiology of smallpox
Alastrim
Alastrim, een ziekte sui generis, met ee...
Report on the epidemic of Alastrim in An...
A method for estimating the potency of s...