"smallpox"的搜索结果

man was about to be vaccinated against smallpox nigeria

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laboratorian seated in his laboratory conducting a smallpox related investigation

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group of local inhabitants receiving smallpox inoculations contonou benin

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group of local children waiting to receive a smallpox inoculation contonou benin

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young nigerian boy in the process of receiving his smallpox vaccination

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nigerian man being vaccinated against smallpox

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captured in niger west africa during the smallpox eradication and measles control program

标签: captured,in,niger,west,africa, 浏览: 2

technician was about to freeze dry the prepared vials of smallpox vaccine using this type of freeze

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technician in laboratory creating smallpox vaccine

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technician in laboratory capping multidose vials containing smallpox vaccine

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technician in a bangladesh laboratory who was in the process of creating smallpox vaccine

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sorting through a collection of glass vials which were used to contain smallpox vaccine

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process of creating smallpox vaccine

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smallpox vaccination of a west african child

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photograph made during smallpox eradication and measles control program in niger w africa

标签: photograph,made,during,smallpo 浏览: 1