https://www.canada.ca/en/public-health/services/reports-publications/canada-communicable-disease-report-ccdr/monthly-issue/2021-47/issue-4-april-2021/laboratory-guidance-sars-cov-2-testing.html
Outlines SARS-CoV-2 testing recommendations and provides practical guidance for clinical microbiology laboratories to verify commercial serology assays and...
clinical laboratorysars covserology testingguidanceccdr