What do we know about the different Covid-19 vaccines for Hong Kong, and which one should you take?

News Snapshot:

Hong Kong has agreed to buy 22.5 million doses of vaccine, with three companies supplying 7.5 million shots each Of the jabs coming from Sinovac Biotech, Pfizer-BioNTech, and AstraZeneca, only the first two have official approval for use in the city The city has agreed to buy 22.5 million doses of vaccine, with three companies supplying 7.5 million shots each. But of the jabs coming from Sinovac Biotech, Pfizer-BioNTech, and AstraZeneca, only the first two have official approval. Hong Kong is set to roll-out its universal coronavirus vaccination programme early next month, after a delay to its scheduled launch following...