Ethics statements Animal research was conducted following relevant guidelines and regulations. All experimental protocols were approved by the Bioethics Committee of the Universidad Nacional Hermili… [+24997 chars]
Health-care workers monitor a woman in a COVID-19 recovery gym in Genoa, Italy.Credit: Marco Di Lauro/Getty Clinical epidemiologist Ziyad Al-Aly has access to a treasure trove that many researchers … [+7598 chars]
