New coronavirus strains from visitors arriving from western countries could pose a higher health threat than older strains from tourists arriving from China, according to virologist Yong Poovorawan.
BANGKOK (The Nation/Asia News Network): There is almost no chance of you dying from Covid-19 if you have had four shots of vaccine, leading virologist Dr Yong Poovorawan reported on Monday (Dec 26).
An emerging disease expert has voiced concern over the apparent link between a spate of heart-related symptoms among recipients of vaccines made using the mRNA technique, saying even though the risk is low, its impact on the heart is rather sudden and severe.
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Covid-19 is becoming a seasonal virus in Thailand, primarily active during two periods of the year, said Yong Poovorawan, director of the Center of Excellence in Clinical Virology at the Faculty of Medicine, Chulalongkorn University.