Risk factors for COVID-19: A test-negative case-control study
Marjut Sarjomaa, Randi Eikeland, Chi Zhang, Yngvar Tveten, Harald Reiso, Carina Thilesen, Svein Arne Nordbø, Kristine Karlsrud Berg, Ingeborg Aase S. Aaberge, Johny Kongerud, Neil Pearce, Hege Kersten, Jan P. Vandenbroucke, Anne Kristin Møller Fell
European Respiratory Journal Sep 2023, 62 (suppl 67) PA3414; DOI: 10.1183/13993003.congress-2023.PA3414