Failure of vaccination. : An enquiry into the causes of failure in vaccination, with suggestions relative to the means of ensuring its full protective influence. / By Charles Severn.

  • Severn, Charles.
Date:
1838
Catalogue details

Licence: Public Domain Mark

Credit: Failure of vaccination. : An enquiry into the causes of failure in vaccination, with suggestions relative to the means of ensuring its full protective influence. / By Charles Severn. Source: Wellcome Collection.

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    sively, confined to educated medical practition¬ ers, its failures have become far more numerous and remarkable. These gentlemen have the best opportunities of ascertaining and ensuring the regularity and genuineness of the vesicle ; yet, is there one engaged in practice, however limited, who has not witnessed repeated in¬ stances wherein it has failed to afford the ex¬ pected security ? There are, consequently, no grounds for attributing these failures to any want of discrimination in those who are now engaged in the practice of vaccination, who are, with scarcely a single exception, educated and well-informed practitioners of medicine and surgery.. It will appear from these considei’a- tions that the preserving efficacy of vaccination was at its commencement far more general, and more perfect than at the present day ; and that it has gradually undergone a diminution, not, indeed, of vital consequence, as it will usually obviate the fatal effects of the most fearful scourge of former generations, and render it a comparatively trifling malady. If the expla¬ nation offered as to the degeneracy of vaccine virus be correct, it is obviously our duty to ren-