| | The following is a summary of some recent studies on COVID-19. They include research that warrants further study to corroborate the findings and that has yet to be certified by peer review. | | | The UK Health Security Agency (UKHSA) on Wednesday said it was investigating an increase in hepatitis cases in children. | | | Britain's GlaxoSmithKline said on Wednesday its consumer arm stopped imports of supplements and vitamins into Russia as the drugmaker seeks to minimise ties with Moscow over its invasion of Ukraine. | | | COVID-19 infections and deaths have dropped across most countries and territories in the Americas over the past few weeks but the risk of further surges cannot be ignored as restrictions are relaxed and 240 million people remain unvaccinated, the Pan American Health Organization (PAHO) said on Wednesday. | | | EU health agencies said on Wednesday there was no evidence to support the use of a fourth dose of COVID-19 vaccines developed by Pfizer and Moderna in the general population, but they recommend a second booster for people aged 80 and above. | | | A group of celebrity investors including Gwyneth Paltrow, Cameron Diaz and Drew Barrymore are backing telehealth startup Evernow, which raised $28.5 million in funding. | | | The U.S. Food and Drug Administration said it is aiming to come up with a decision on coronavirus strain selection for the composition of future COVID-19 boosters by June, as a panel of its advisers met on Wednesday to discuss the issue. | | | Britain's Oxford Cannabinoid Technologies said on Wednesday shareholders rejected all resolutions put forward by its third-largest investor to oust the pharmaceutical company's chief executive officer and overhaul the board. | | | India's first case of coronavirus variant XE was detected in Mumbai, NDTV reported on Wednesday. | | | Canada's Ontario province said Wednesday it will start offering a fourth dose of COVID-19 vaccines to people aged 60 and over, as well as to all adults in indigenous households from Thursday. | | | | |