Characteristics of co-infection and secondary infection amongst critically ill COVID-19 patients in the first two waves of the pandemic

De Corte, Thomas; Kohler, Katharina; Cecconi, Maurizio; De Waele, Jan J.; Conway Morris, Andrew; Null, Null; De Waele, Jan J.; Azoulay, Elie; Antonelli, Massimo; Citerio, Giuseppe; Morris, Andy Conway; Duska, Frantisek; Elbers, Paul; Ercole, Ari; Einav, Sharon; Forni, Lui; Galarza, Laura; Girbes, Armand R. J.; Grasselli, Giacomo; Kesecioglu, Jozef; Lavinio, Andrea; Delgado, Maria Martin; Mellinghoff, Johannes; Myatra, Sheila; Ostermann, Marlies; Pellegrini, Mariangela; Schaller, Stefan; Teboul, Jean-Louis; Wong, Adrian; Morris, Andrew Conway; De Corte, Thomas; De Groot, Harm-Jan; Ercole, Ari; Greco, Massimiliano; Grasselli, Giacomo; Lavinio, Andrea; Ostermann, Marlies; Povoa, Pedro; Schaller, Stefan; Bezzi, Marco; Gira, Alicia; Eller, Philipp; Hamid, Tarikul; Haque, Injamam Ull; De Buyser, Wim; Cudia, Antonella; De Backer, Daniel; Foulon, Pierre; Collin, Vincent; De Waele, Jan; Van Hecke, Jolien; De Waele, Elisabeth; Van Malderen, Claire; Mesland, Jean-Baptiste; Piagnerelli, Michael; Haentjens, Lionel; De Schryver, Nicolas; Van Leemput, Jan; Bulpa, Pierre; Ilieva, Viktoria; Katz, David; Geagea, Anna; Binnie, Alexandra; Tirapegui, Fernando; Lago, Gustavo; Graf, Jerónimo; Perez-Araos, Rodrigo; Vargas, Patricio; Martinez, Felipe; Labarca, Eduardo; Franco, Daniel Molano; Parra-Tanoux, Daniela; Reyes, Luis Felipe; Yepes, David; Periš, Filip; Stipić, Sanda Stojanović; Burgos, Cynthia Vanessa Campozano; Boada, Paulo Roberto Navas; Brun, Jose Luis Barberan; Ballesteros, Juan Pablo Paredes; Hammouda, Ahmed; Elmandouh, Omar; Azzam, Ahmed; Hussein, Aliae Mohamed; Galal, Islam; Awad, Ahmed K.; Azab, Mohammed A.; Abdalla, Maged; Assal, Hebatallah; Alfishawy, Mostafa; Ghozy, Sherief; Tharwat, Samar; Eldaly, Abdullah; Reinhard, Veronika; Chrisment, Anne; Poyat, Chrystelle; Badie, Julio; Ferrari, Fernando Berdaguer; Weiss, Björn; Kuhn, Karl Friedrich; J, Julius; Lorenz, Marco; Schaller, Stefan; Spieth, Peter; Bota, Marc; Fichtner, Falk; Fuest, Kristina; Lahmer, Tobias; Herrmann, Johannes; Meybohm, Patrick; Markou, Nikolaos; Vasileiadou, Georgia; Chrysanthopoulou, Evangelia; Papamichalis, Panagiotis; Soultati, Ioanna; Jog, Sameer; Kalvit, Kushal; Krupa, Ivan; Tharwat, Aisa; Nichol, Alistair; Mccarthy, Aine; Mahmoodpoor, Ata; Tonetti, Tommaso; Isoni, Paolo; Spadaro, Savino; Volta, Carlo Alberto; Mirabella, Lucia; Noto, Alberto; Florio, Gaetano; Guzzardella, Amedeo; Paleari, Chiara; Baccanelli, Federica; Savi, Marzia; Antonelli, Massimo; Vaccarini, Barbara; Montrucchio, Giorgia; Sales, Gabriele; Donadello, Katia; Gottin, Leonardo; Polati, Enrico; De Rosa, Silvia; Sulemanji, Demet; Abusalama, Abdurraouf; Elhadi, Muhammed; De Jesus, Montelongo Felipe; Gonzalez, Daniel Rodriguez; Canedo, Nancy; Chavez, Alejandro Esquivel; Dendane, Tarek; Grady, Bart; de Jong, Ben; van der Heiden, Eveline; Thoral, Patrick; Spronk, Peter E.; Achterberg, Sefanja; Groeneveld, Melanie; So, Ralph K. L.; Scholten, Harm; Beishuizen, Albertus; Cornet, Alexander D.; Reidinga, Auke C.; Kranen, Hetty; Mensink, Roos; Boer, Sylvia den; de Groot, Marcel; Beck, Oliver; Bethlehem, Carina; van Bussel, Bas; Frenzel, Tim; de Jong, Celestine; Wilting, Rob; Kesecioglu, Jozef; Mehagnoul-Schipper, Jannet; Alasia, Datonye; Kumar, Ashok; Qayyum, Ahad; Rana, Muhammad; Jayyab, Mustafa Abu; Sierra, Rosario Quispe; Hernandez, Aaron Mark; Taborda, Lúcia; Ramires, Tiago; Silva, Catarina; Póvoa, Pedro; Patricio, Patricia; Santos, Maria Lurdes; Costa, Vasco; Cunha, Pedro; Gonçalves, Celina; Nunes, Sandra; Camões, João; Adrião, Diana; Oliveira, Ana; Omrani, Ali; Al Maslamani, Muna; Elbuzidi, Abdurrahmaan Suei; Al qudah, Bara Mahmoud; Akkari, Abdel Rauof; Alkhatteb, Mohamed; Baiou, Anas; Alwraidat, Mohamed; Saif, Ibrahim Abdulsalam; Bakdach, Dana; Ahmed, Amna; Aleef, Mohamed; Bintaher, Awadh; Petrisor, Cristina; Popov, Evgeniy; Dementienko, Mariia; Teplykh, Boris; Pyregov, Alexey; Davydova, Liubov; Vladislav, Belskii; Neporada, Elena; Meshchaninova, S