Source: South China Morning PostThe immunity induced by Chinese firm Sinopharm’s Covid-19 vaccine has been brought into question after the United Arab Emirates and Bahrain said they would provide booster shots to people who completed the two-dose regimen six months ago.Some experts say the offer suggests the vaccine is producing a weak immune response, which can be boosted, but better with a different product, rather than a third dose of the same one.“As part of the UAE’s proactive strategy to provide maximum protection for…Read More