INDIADelta Variant of Covid-19 Found in India is ‘Only of Concern’: WHONileshJune 2, 2021June 2, 2021 by NileshJune 2, 2021June 2, 202101277 The World Health Organisation (WHO) said on June 1 that only Delta variant of the Covid-19 which was first detected in India is now considered...