Combination of antibody tests against SARS-CoV-2 for health care workers after vaccination

Affiliations

• ¹ Department of Pathology and Laboratory Medicine, William Osler Health System, Brampton, ON, Canada; Department of Laboratory Medicine and Pathobiology, University of Toronto, Toronto, ON, Canada. Electronic address: Saranya.Arnoldo@williamoslerhs.ca.
• ² Department of Pathology and Laboratory Medicine, William Osler Health System, Brampton, ON, Canada; Department of Medicine, William Osler Health System, Brampton, ON, Canada.
• ³ Lifelabs, Toronto, Canada.
• ⁴ Department of Pathology and Laboratory Medicine, University of Western Ontario, London, Canada.
• ⁵ Division of Infectious Diseases and Infection Prevention and Control, William Osler Health System, Brampton, ON, Canada; Division of Infectious Diseases, McMaster University, Hamilton, Ontario, Canada.
• ⁶ Department of Pathology and Molecular Medicine, McMaster University, Hamilton, Ontario, Canada.