COVID-19 Diagnostics Market Size, Share & Industry Analysis, By Product (Instruments and Reagents & Kits), By Technology (PCR (Polymerase Chain Reaction), ELISA (Enzyme-linked Immunosorbent Assay), Lateral Flow Immunoassay (LFIA)), By Sample Type (Oropharyngeal and Nasopharyngeal Swabs, Nasal Swabs, Blood), By Setting (Lab-Based, Point of Care) By End-User (Hospitals & Clinics, Laboratories & Diagnostic Centers), and Regional Forecast, 2021-2028