Covid-19 Vaccine: टीका लगवाने के बाद आपको क्या करना चाहिए और किन बातों से बचना चाहिए, यहां लें पूरी जानकारी
Vaccination campaign against the corona virus has started almost all over the world. In India, more than 1 lakh people have been vaccinated on the first day. Preparations are being made to give doses to senior citizens in further stages. Vaccination so far acquired herd immunity.