An inquiry into the antivariolous power of vaccination: in which, from the state of the phenomena, and the occurrence of a great variety of cases, the most serious doubts are suggested of the efficacy of the whole practice, and its powers at best proved to be only temporary. : From which also will appear, the necessity of, and proper period for again submitting to, inoculation with variolous virus
Author
Publisher
Printed by George Ramsay and Co. for the author; ... [and two others]
Publication Date
1809
Language
English