"laboratorian"的搜索结果

laboratorian seated in his laboratory conducting a smallpox related investigation

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laboratorian is working

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laboratorian is identifying fleas as one step in the collection of plague study data

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laboratorian as she was inoculating 10 day old embryonated chicken eggs with specimens

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influenza testing laboratory showed a laboratorian entering data into an influenza specific database

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laboratorian is preparing specimens in order to confirm the presence of botulinum toxin

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this laboratorian is staining a thick blood film using the giemsa stain technique in a parasitology lab

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laboratorian was photographed while isolating salmonella shigella or e coli

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this historic image depicted a laboratorian as she was performing a cephalin cholesterol flocculation test

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laboratorian was shown looking through a microscope at samples collected from the field

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laboratorian using a centrifuge to separate blood in order to prepare plasma1

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laboratorian using a centrifuge to separate blood in order to prepare plasma

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