The head of a World Health Organization team working with Chinese colleagues to finish a long-awaited report into the origins of the coronavirus acknowledged its authors could face “pressures” but insisted the final product will have a unanimous green light from all of the team's science-minded members.

A lot more research is needed into the “constellation” of sometimes debilitating symptoms among people who’ve recovered from Covid-19, the World Health Organization (WHO) said on Friday.

An expert from the World Health Organization tasked with tracing the origins of the novel coronavirus in China has argued it is difficult to imagine it was leaked from a laboratory in Wuhan, Russia's state-run media reported Thursday.