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micrograph of skin infected with the smallpox variola virus
micrograph demonstrates the histologic changes in human skin infected with smallpox using h e stain
human skin infected with smallpox
histologic changes in human skin that has been infected with the smallpox variola virus
roughened surface at the tip of one of the prongs of a bifurcated smallpox vaccination needle
reduction in the normal thickness of the stratum corneum smallpox variola
cytoarchitectural changes which manifest inside confines of smallpox variola maculopapular lesion
smallpox virus pocks on the chorioallantoic membrane of a developing embryonic chick1
micrograph depicts the variola smallpox virus using a negative stain technique magnification 65000x
chickenpox scab and smallpox scab as a demonstration in comparative morphology
transmission electron micrograph of smallpox viruses using a negative stain technique
transmission electron micrograph of smallpox viruses
smallpox virus pocks on the chorioallantoic membrane of a developing embryonic chick