. Preventive medicine and hygiene. Eighth Day Ninth Day Fig. 3.—Vaccinia. Course of the Eruption from the Fourth to the Ninth Day. 14. Fourteenth Day Scar—Sixth Week Fig. 4.—Vaccinia. Course of the Eruption from the Tenth Day. 15 16 DISEASES HAVIXG SPECIAL PROPHYLAXIS it is also exceptional to have smallpox occur in an individuar who hasbeen properly vaccinated. SMALLPOX In Liverpool during ten years 0902-1911), verity of the dlweaee ao it affects vaccinated and iThU DlfL-^nun ie bft&ed on (h« reoords of 1193 CAMS of ftmaJUpox. ed peroonci. PERSONS VAOOINATED IN INFANCY.

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Keywords: ., bookauthorwh, bookcentury1900, bookdecade1910, booksubjecthygiene