Angiopoietin-2 as a marker of endothelial activation is a good predictor factor for intensive care unit admission of COVID-19 patients

David M. Smadja, Coralie L. Guérin, Richard Chocron, Nader Yatim, Jérémy Boussier, Nicolas Gendron, Lina Khider, Jérôme Hadjadj, Guillaume Goudot, Benjamin Debuc, Philippe Juvin, Caroline Hauw‐Berlemont, Jean-Loup Augy, Nicolas Péron, Emmanuel Messas, Benjamin Planquette, Olivier Sanchez, Bruno Charbit, Pascale Gaussem, Darragh Duffy, Benjamin Terrier, Tristan Mirault, Jean‐Luc Diehl