Maria Isabel Wittenhall van Zeller | |
|---|---|
 | |
| Born | Maria Isabel Wittenhall 6 November 1749 |
| Died | 5 November 1819 (aged 69) Porto, Portugal |
| Nationality | British |
| Citizenship | Portuguese |
| Known for | Pioneering use of smallpox vaccinations |
| Medical career | |
| Awards | Portuguese Royal Academy of Sciences Gold Medal |
Maria Isabel Wittenhall van Zeller (1749–1819) was a pioneer in the use of vaccination against smallpox in Portugal. She became notable for promoting the use of smallpox vaccination at the beginning of the 19th century, particularly in the Porto area.
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