1 Department of Infectious Diseases, Germans Trias Long-COVID Unit, Fundació Lluita contra les Infeccions, Hospital Universitari Germans Trias i Pujol, Campus Can Ruti, Badalona, Spain; Red Española de la Investigación en COVID Persistente (REiCOP), Madrid, Spain; Universitat Autònoma de Barcelona (UAB), Bellaterra, Spain.
2 IrsiCaixa AIDS Research Institute, Hospital Universitari Germans Trias i Pujol, Campus Can Ruti, Badalona, Spain; Centro de Investigación Biomédica en Red de Enfermedades Infecciosas, CIBERINFEC, Madrid, Spain.
3 Department of Infectious Diseases, Germans Trias Long-COVID Unit, Fundació Lluita contra les Infeccions, Hospital Universitari Germans Trias i Pujol, Campus Can Ruti, Badalona, Spain; IrsiCaixa AIDS Research Institute, Hospital Universitari Germans Trias i Pujol, Campus Can Ruti, Badalona, Spain; Centro de Investigación Biomédica en Red de Enfermedades Infecciosas, CIBERINFEC, Madrid, Spain; University of Vic-Central University of Catalonia (UVic-UCC), Vic, Catalonia, Spain; Center for Global Health and Diseases, Department of Pathology, Case Western Reserve University School of Medicine, Cleveland, OH, USA.
4 Department of Infectious Diseases, Germans Trias Long-COVID Unit, Fundació Lluita contra les Infeccions, Hospital Universitari Germans Trias i Pujol, Campus Can Ruti, Badalona, Spain; Red Española de la Investigación en COVID Persistente (REiCOP), Madrid, Spain; Universitat Autònoma de Barcelona (UAB), Bellaterra, Spain; University of Vic-Central University of Catalonia (UVic-UCC), Vic, Catalonia, Spain. Electronic address: lmateu@lluita.org.