SARS-CoV-2(48) COVID-19(40) sensitivity(25) pandemic(23) Laboratory(22) respiratory(22) specificity(21) evaluated(20) VoC(17) variant(17) comparable(16) complement(16) PCR-negative(15) PCR-positive(15) supplementary material(15) diagnostic test(15) Germany(14) analytical sensitivity(14) Rapid(14) detect(14) Infection(13) analyzed(13) Swab(13) acute respiratory syndrome(13) coronavirus(13) positive(12) isolate(12) ranged(12) nucleocapsid protein(12) omicron(12)