"smallpox"的搜索结果

long line of cameroon village inhabitants waiting to receive their measles and smallpox vaccinations

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smallpox immunization team in brazil

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children of cameroon with their vaccination certificates after vaccinated against smallpox

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these are healthcare practitioners during the smallpox immunization program in bangladesh

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statue of shapona the west african god of smallpox

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jet injector gun being used during mass smallpox immunization procedures

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west pakistan vaccine laboratory was making smallpox vaccine

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process of producing smallpox vaccine in a west pakistan vaccine laboratory

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volunteer vaccinator was photographed as he was checking his vial of smallpox vaccine

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village resident was shown filling out the all important smallpox containment book

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team volunteers as they marched from house to house in search of any smallpox cases

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team vaccinator was in the process of checking the smallpox vaccination scar

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team field supervisor checking the smallpox containment book entries

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showed the man entering data into the smallpox containment register

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process of distributing smallpox information leaflets to a large group of villagers

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