At least 330 COVID-19-related medical papers have been retracted since the coronavirus pandemic began, oftentimes for scientific errors or ethical shortcomings, according to watchdog Retraction Watch. Many of the papers were published in smaller, less influential publications, although a number were published in the highly-prestigious Lancet and other influential journals like Science. The topics covered in the papers ranged from alternative proposed COVID-19 treatments like ivermectin and hydroxychloroquine to false COVID-19 side effects. One example of a U-turn from researchers occurred at the University of Manchester, where researchers two years ago asserted that hearing loss could be a result of...