Figure 1
From: Commercially available SARS-CoV-2 RT-qPCR diagnostic tests need obligatory internal validation

Standard curves established for Novel Coronavirus (2019-nCoV) Real Time Multiplex RT-PCR Kit (Liferiver), Vitassay qPCR SARS-CoV-2 (Vitassay) and TaqPath COVID‑19 CE-IVD RT-PCR Kit (Thermo Fisher Scientific).