Wolfisberg, Selina, Claudia Gregoriano, Tristan Struja, Alexander Kutz, Daniel Koch, Luca Bernasconi, Angelika Hammerer-Lercher, Christine Mohr, Sebastian Haubitz, Anna Conen, Christoph A. Fux, Beat Mueller, and Philipp Schuetz. 2021. “Comparison of Characteristics, Predictors and Outcomes Between the First and Second COVID-19 Waves in a Tertiary Care Centre in Switzerland: An Observational Analysis”. Swiss Medical Weekly 151 (3132):w20569. https://doi.org/10.4414/smw.2021.20569.