Three authors of a large study that last month found antimalarials provided no benefit to treating Covid-19 infections, while increasing the risk of heart problems and death, retracted their findings.

The authors said in a statement Thursday provided by The Lancet, the medical journal that published the study on May 22, that they decided to issue the retraction after Surgisphere Corp., the private company that provided the research data, refused to share the full, detailed data set as part of a review after outside researchers…

Read More