Medical report of cases of inoculation and re-inoculation with variolous and vaccine matter: with some cases of casual exposure to small pox contagion, subsequent to vaccination / [John Rollo].

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Medical report of cases of inoculation and re-inoculation with variolous and vaccine matter: with some cases of casual exposure to small pox contagion, subsequent to vaccination / [John Rollo]. Public Domain Mark. Source: Wellcome Collection.