Source: South China Morning PostChina’s latest Covid-19 vaccine to win emergency approval is expected to be cheaper and easier to produce on a large scale, without the need for specialised storage facilities. But it will need to be given in three doses over two months for best protection.The vaccine, known as ZF2001, was granted approval last week for emergency use in China, where hopes of inoculating up to 80 per cent of the population to achieve herd immunity have been constrained by a production bottleneck. It was approved…Read More