Historic illustration of smallpox,showing stages and types of the disease. The last case of smallpox was diagnosed in 1977,and thanks to a series of vaccination campaigns,the WHO certified its eradication in 1979 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Science Source / NLM |
Bildgröße: | 3060 px × 3914 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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