RT Journal Article SR Electronic(1) A1 Borges, Vítor A1 Sousa, Carlos A1 Menezes, Luís A1 Gonçalves, António Maia A1 Picão, Miguel A1 Almeida, José Pedro A1 Vieita, Margarida A1 Santos, Rafael A1 Silva, Ana Rita A1 Costa, Mariana A1 Carneiro, Luís A1 Casaca, Pedro A1 Pinto-Leite, Pedro A1 Peralta-Santos, André A1 Isidro, Joana A1 Duarte, Sílvia A1 Vieira, Luís A1 Guiomar, Raquel A1 Silva, Susana A1 Nunes, Baltazar A1 Gomes, João P YR 2021 T1 Tracking SARS-CoV-2 lineage B.1.1.7 dissemination: insights from nationwide spike gene target failure (SGTF) and spike gene late detection (SGTL) data, Portugal, week 49 2020 to week 3 2021 JF Eurosurveillance VO 26 IS 10 SP 2100131 OP DO https://doi.org/10.2807/1560-7917.ES.2021.26.10.2100130 UL https://www.eurosurveillance.org/content/10.2807/1560-7917.ES.2021.26.10.2100130