Bratya Basu and Khalid Hussain have won Sahitya Akademi Award 2021 for a play and collection of stories 'Sullan Da Salan', in Hindi and Punjabi language category respectively.
The Research Foundation for Microbial Diseases began the rollout of the world's first chickenpox vaccine in 1986 as the only varicella vaccine approved by the World Health Organisation.
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