SARS-CoV-2(407) COVID-19(279) sensitivity(159) coronavirus(147) diagnostic(139) detect(134) specificity(130) Infection(127) RT-PCR(126) pandemic(123) SARS-CoV-2.(115) positive(110) Patient(96) virus(95) acute respiratory syndrome(92) Laboratory(92) Diagnosis(89) antibody(84) tested(82) PCR(81) evaluated(74) ELISA(70) development(69) assays(65) RT-qPCR(65) Sensitivity and specificity(63) Spike protein(63) addition(62) collected(61) Spread(61)