Therapeutic Anticoagulation with Heparin in Critically Ill Patients with Covid-19

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• ¹From the University of Toronto (E.C.G., P.R.L., L.C.G., M.E.F., V.D., R.A.F., J.P.G., M.H., A.S.S.), University Health Network (E.C.G., M.H.), Peter Munk Cardiac Centre at University Health Network (P.R.L., L.C.G., M.E.F., V.D.), Ozmosis Research (L.B., V.W.), Sunnybrook Health Sciences Centre (J.P.G.), Toronto, Ottawa Hospital Research Institute (M. Carrier, L.A.C., D.A.F., G.L.G., D.M.S.), Institut du Savoir Montfort (M. Carrier, G.L.G.), and the University of Ottawa (L.A.C., D.A.F., D.M.S.), Ottawa, the University of Manitoba (A. Kumar, B.L.H., R.Z., S.A.L., D.S., G.V.-G.) and CancerCare Manitoba (B.L.H., R.Z.), Winnipeg, Université Laval and Centre Hospitalier Universitaire de Québec-Université Laval Research Center, Quebec, QC (A.F.T.), McGill University, Montreal (S.R.K., E.G.M.), St. Michael's Hospital Unity Health, Toronto (J.C.M., Z.B., M.S., A.S.S.), McMaster University and the Thrombosis and Atherosclerosis Research Institute, Hamilton, ON (P.L.G.) Université de Sherbrooke, Sherbrooke, QC (F.L.), St. Boniface Hospital, Winnipeg, MB (N.M.), the University of British Columbia, Vancouver (S. Murthy), and the University of Alberta, Edmonton (S.D.) - all in Canada; University of Bristol and University Hospitals Bristol and Weston NHS Foundation Trust, Bristol (C.A.B.), the London School of Hygiene and Tropical Medicine (B.-A.K.), Imperial College London (A.C.G., F.A.-B., M.A.L.), Imperial College Healthcare NHS Trust, St. Mary's Hospital (A.C.G.), University College London Hospital (R.H.), Kings Healthcare Partners (B.J.H.), and Intensive Care National Audit and Research Centre (ICNARC) (P.R.M., K.R.), London, Queen's University Belfast and Royal Victoria Hospital, Belfast (D.F.M.), and Oxford University (A. Beane, L.J.E., S.J.S.) and NHS Blood and Transplant (L.J.E., S. Mavromichalis, S.J.S.), Oxford - all in the United Kingdom; the University of Pittsburgh (B.J.M., D.C.A., M.M.B., M.D.N., H.F.E., J.D.F., Z.F., D.T.H., A.J.K., C.M.L., K.L., M.M., S.K.M., C.W.S., Y.Z.), University of Pittsburgh Medical Center (B.J.M., D.C.A., M.D.N., K.L.), the Clinical Research, Investigation, and Systems Modeling of Acute Illness (CRISMA) Center, University of Pittsburgh (T.D.G.), and University of Pittsburgh Medical Center Children's Hospital of Pittsburgh (C.M. Horvat) - all in Pittsburgh; New York University (NYU) Grossman School of Medicine (J.S.B., H.R.R., J.S.H., T.C., A.C., N.M.K., S. Mavromichalis, S.P.), NYU Langone Health, NYU Langone Hospital (T.A., T.C., A.C., J.M.H., E.Y.), and Bellevue Hospital (N.M.K.), Icahn School of Medicine at Mount Sinai (R.S.R.), and Mount Sinai Heart (R.S.R.), New York, Montefiore Medical Center (M.N.G., H.H.B., S.C., J.-T.C., A.A. Hope, R.N.) and Albert Einstein College of Medicine (M.N.G., H.H.B., B.T.G., A.A. Hope), Bronx, and NYU Langone Long Island, Mineola (A.A. Hindenburg) - all in New York; Zuckerberg San Francisco General Hospital-University of California, San Francisco (L.Z.K., C.M. Hendrickson, M.M.K., A.E.K., B.N.-G., J.J.P.), Harbor-UCLA Medical Center, Torrance (R.J.L.), Global Coalition for Adaptive Research (M. Buxton) and the University of California, Los Angeles (G.L.), Los Angeles, the University of California San Diego School of Medicine, San Diego (T.W.C.), and Stanford University School of Medicine, Palo Alto (J.G.W.) - all in California; the University of Illinois (K.S.K., J.R.J., J.G.Q.), the University of Chicago (J.D.P.), and the Chartis Group (J.S.) - all in Chicago; University Medical Center Utrecht, Utrecht University (L.P.G.D., M. Bonten, R.E.G.S., W.B.-P.), and Utrecht University (R.E.G.S.), Utrecht, and Radboud University Medical Center, Nijmegen (S. Middeldorp, F.L.V.) - all in the Netherlands; Larner College of Medicine at the University of Vermont, Burlington (M. Cushman); Inselspital, Bern University Hospital, University of Bern, Bern (T.T.), and SOCAR Research, Nyon (B.-A.K., S. Brouwer) - both in Switzerland; Instituto do Coracao, Hospital das Clinicas, Faculdade de Medicina, Universidade de Sao Paulo (L.C.G., F.G.L., J.C.N.), Avanti Pesquisa Clínica (A.S.M.), and Hospital 9 de Julho (F.O.S.), Sao Paulo, Hospital do Coração de Mato Grosso do Sul (M.P.), the Federal University of Mato Grosso do Sul (M.P.), Hospital Universitário Maria Aparecida Pedrossia (D.G.S.), and Hospital Unimed Campo Grande (D.G.S.), Campo Grande, and Instituto Goiano de Oncologia e Hematologia, Clinical Research Center, Goiânia (M.O.S.) - all in Brazil; the Australian and New Zealand Intensive Care Research Centre, Monash University (Z.M., C.J.M., S.A.W., A. Buzgau, C.G., A.M.H., S.P.M., A.D.N., J.C.P.), Monash University (A.C.C.), and Alfred Health (A.C.C., A.D.N.), Melbourne, VIC, St. John of God Subiaco Hospital, Subiaco, WA (S.A.W., E. Litton), Flinders University, Bedford Park, SA (S. Bihari), and Fiona Stanley Hospital, Perth, WA (E. Litton) - all in Australia; Berry Consultants, Austin (R.J.L., L.R.B., E. Lorenzi, S.M.B., M.A.D., M.F., A.M., C.T.S.), and Baylor Scott and White Health, Temple (R.J.W.) - both in Texas; Auckland City Hospital (C.J.M., S.P.M., R.L.P.) and the University of Auckland (R.L.P.), Auckland, and the Medical Research Institute of New Zealand, Wellington (C.J.M., A.M.T.) - all in New Zealand; Fédération Hospitalo-Universitaire Saclay and Paris Seine Nord Endeavour to Personalize Interventions for Sepsis (FHU-SEPSIS), Raymond Poincaré Hospital, Université de Versailles Saint-Quentin-en-Yvelines, Garches (D. Annane), and Aix-Marseille University, Marseille (B.C.) - both in France; King Saud bin Abdulaziz University for Health Sciences and King Abdullah International Medical Research Center, Riyadh, Kingdom of Saudi Arabia (Y.M.A.); Nepal Mediciti Hospital, Lalitpur (D. Aryal), and the Nepal Intensive Care Research Foundation, Kathmandu (D. Aryal); Versiti Blood Research Institute, Milwaukee (L.B.K.); National Intensive Care Surveillance (NICS)-Mahidol Oxford Tropical Medicine Research Unit (MORU), Colombo, Sri Lanka (A. Beane); Jena University Hospital, Jena, Germany (F.B.); Cleveland Clinic, Cleveland (A.D.), and the University of Cincinnati, Cincinnati (K.H.) - both in Ohio; Ochsner Medical Center, University of Queensland-Ochsner Clinical School, New Orleans (M.B.E.); Instituto Mexicano del Seguro Social, Mexico City (J.E., E.M.G.); Brigham and Women's Hospital (B.M.E., Y.K., S.M.H.), Massachusetts General Hospital (N.S.R., A.B.S.), and Harvard Medical School (B.M.E., Y.K., N.S.R., A.B.S.) - all in Boston; University of Alabama, Birmingham (S.G.); TriStar Centennial Medical Center, Nashville (A.L.G.); University of Antwerp, Wilrijk, Belgium (H.G.); Rutgers New Jersey Medical School, Newark, New Jersey (Y.Y.G.); University of Oxford, Bangkok, Thailand (R.H.); the University of Michigan, Ann Arbor (R.C.H., P.K.P.), Beaumont Health, Royal Oak (G.B.N.), and Oakland University William Beaumont School of Medicine, Auburn Hills (G.B.N.) - all in Michigan; Apollo Speciality Hospital OMR, Chennai, India (D.J.); Oregon Health and Science University, Portland (A. Khan); National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD (A. Kindzelski, E.S.L.); University of Mississippi Medical Center, Jackson (M.E.K.); IdiPaz Research Institute, Universidad Autonoma, Madrid (J.L.-S.); University College Dublin, Dublin (A.D.N.); the University of Kansas School of Medicine, Kansas City (L.S.); and Duke University Hospital, Durham, North Carolina (L.W.).