Source: South China Morning PostIndia’s Covid-19 crisis has cast a shadow on the world reopening and, despite a global ramping up of vaccination, some regions will open borders while others will follow later and in a more limited way, according to a leading Chinese epidemiologist.Zhang Wenhong, director of the department of infectious diseases at Shanghai’s Huashan Hospital, said he had believed some countries, after sufficient vaccination, would open their borders first and the pandemic would be contained eventually, but the…Read More