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Nation 22 Jun 2021 | 7:00 AM

The long war of vaccines vs variants

PETALING JAYA: More infectious Covid-19 variants, such as the Delta variant, have made the ramping up of the vaccination drive all the more crucial, say health experts.Universiti Putra Malaysia medical epidemiologist Assoc Prof Dr Malina Osman said a global report by the World Health Organisation (WHO) confirmed that the Delta variant, also known as B.1.617.2, has become the dominant strain in most countries now.