1. IFCC Taskforce on COVID-19, International Federation of Clinical Chemistry and Laboratory Medicine , Milan , Italy
2. Section of Clinical Biochemistry, Department of Neuroscience, Biomedicine and Movement , University Hospital of Verona, University of Verona , Piazzale L.A. Scuro, 10 , 37134 Verona , Italy
3. Clinical Biochemistry, The Hospital for Sick Children, University of Toronto , Toronto, ON , Canada
4. Vita-Salute San Raffaele University , Milan , Italy
5. Department of Clinical Chemistry and Endocrinology , New South Wales Health Pathology, Prince of Wales Hospital , Sydney , Australia
6. Department of Pathology and Laboratory Medicine , Emory University, and Director of Clinical Chemistry, Grady Memorial Hospital , Atlanta, GA , USA
7. Department of Laboratory Medicine , National University Hospital , Singapore , Singapore
8. Department of Laboratory Medicine , Chinese PLA General Hospital , Beijing , P.R. China