Affiliations

• Department of Pediatrics, Massachusetts General Hospital, Boston, MA, USA.
• Harvard Medical School, Boston, MA, USA.
• Manchester University NHS Foundation Trust, Manchester, UK.
• Department of Physiological Sciences, Faculty of Science, Stellenbosch University, Stellenbosch, Matieland, South Africa.
• Department of Biochemistry and Systems Biology, Institute of Systems, Molecular and Integrative Biology, Faculty of Health and Life Sciences, University of Liverpool, Liverpool, UK.
• Department of Rehabilitation and Human Performance, Icahn School of Medicine at Mount Sinai, New York, NY, USA.
• Long Covid Kids Charity, Salisbury, UK.
• Department of Women's and Children's Health, Karolinska Institute, Stockholm, Sweden.
• Medical Research Council Laboratory of Medical Sciences (MRC LMS), Imperial College Hammersmith Campus, London, UK.
• Department of Immunology and Inflammation, Imperial College London, London, UK.
• Department of Pediatrics, Duke University, Durham, NC, USA.
• Care for Long Term Conditions Division, NMPC, King's College London, London, UK.
• Department of Paediatrics and Paediatric Infectious Diseases, Institute of Child's Health, I.M. Sechenov First Moscow State Medical University, Sechenov University, Moscow, Russia.
• Department of Pediatrics, Johns Hopkins University School of Medicine, Baltimore, MD, USA.
• Institute for Health Metrics and Evaluation, University of Washington, Seattle, WA, USA.
• Department of Pediatrics, the Saban Research Institute, Children's Hospital Los Angeles, Los Angeles, CA, USA.
• Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.
• University College London, Great Ormond Street Institute of Child Health, London, UK.
• Department of Woman and Child Health and Public Health, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy.
• Area Pediatrica, Dipartimento di Scienze della Vita e Sanità Pubblica, Università Cattolica del Sacro Cuore, Rome, Italy.