| | Moderna Inc said on Friday it has submitted for conditional approval of a booster dose of its COVID-19 vaccine at a 50 microgram dose level to the EU drugs regulator. | | | The United States has administered 373,516,809 doses of COVID-19 vaccines in the country as of Friday morning and distributed 447,619,715 doses, the U.S. Centers for Disease Control and Prevention said. | | | A White House plan to offer COVID-19 booster shots will most likely start this month only with the vaccine made by Pfizer Inc and BioNTech (22UAy.DE), a narrower initiative than anticipated, a source familiar with the matter said on Friday. | | | New modeling shows an "urgent need" to get more young adults in Canada vaccinated as the country fights a fourth wave of COVID-19 infections driven by the Delta variant, the public health agency said on Friday. | | | Spain's two-week COVID-19 contagion rate fell below 200 cases per 100,000 inhabitants for the first time in over two months, according to health ministry data on Friday. | | | Britain's competition regulator said on Friday it had opened an investigation into Expert Medicals, one of the UK's largest providers of COVID-19 tests, following complaints that it did not provide timely results and refused to issue refunds when due. | | | The U.S government's plan to roll out additional shots of the COVID-19 vaccine for the general public on Sept. 20 will proceed with just the Pfizer /BioNTech SE vaccine, a source familiar with the discussion said on Friday. | | | Top U.S. health officials have told the White House they may not have enough data to recommend COVID-19 booster shots for the wider general public by late September as President Joe Biden had anticipated, the New York Times reported on Friday. | | | Britain reported 42,076 new COVID-19 cases on Friday, a rise on Thursday's 38,154, and 121 deaths with 28 days of a positive test, down from 178 the previous day, according to government data. | | | 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 have yet to be certified by peer review. | | | | |