Enhancing SARS-CoV-2 Surveillance through Regular Genomic Sequencing in Spain: The RELECOV Network oleh Sonia Vázquez-Morón, María Iglesias-Caballero, José Antonio Lepe, Federico Garcia, Santiago Melón, José M. Marimon, Darío García de Viedma, Maria Dolores Folgueira, Juan Carlos Galán, Carla López-Causapé, Rafael Benito-Ruesca, Julia Alcoba-Florez, Fernando Gonzalez Candelas, María de Toro, Miguel Fajardo, Carmen Ezpeleta, Fernando Lázaro, Sonia Pérez Castro, Isabel Cuesta, Angel Zaballos, Francisco Pozo, Inmaculada Casas, on behalf of RELECOV Network Members