DELTA
WHO Announces Naming System For Covid-19 Variants Based On Greek Letters, India's B.1.617.2 To Be Called Delta
Alapan Bandyopadhyay Controversy: WB Chief Secretary Retires, Is Appointed Special Advisor To WB CM Mamata Banerjee
COVID-19 Strain B.1.617.2 First Emerged in India To Be Called 'Delta Variant', Says World Health Organisation
Delta Flight Out of New York City Halted After Pair of Passengers Exit via Slide Before Takeoff
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