LunaScript RT SuperMix Kit by New England Biolabs containing components for first strand cDNA synthesis as part of the PCR testing workflow, as used at the Royal London Hospital by the COVID-19 Genomics UK Consortium (COG-UK), a group of public health agencies and academic institutions created in April 2020 to collect, sequence and analyse genomes of SARS-CoV-2 as part of COVID-19 pandemic response, 2020-22.