[In this pandemic, researchers have responded by publishing results rapidly, often through preprints.]{style=“background-color: transparent; color: black; font-family: "arial"; font-style: normal; font-weight: 400; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;”} [In fact, up to half of the publications in Europe PMC on COVID-19 are preprints rather than peer-reviewed journal articles.