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प्रश्न
The process of vaccination was introduced by ______.
रिक्त स्थान भरें
उत्तर
The process of vaccination was introduced by Edward Jenner.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
The process of vaccination was introduced by ______.
The process of vaccination was introduced by Edward Jenner.