Multicenter clinical evaluation of a novel transcription-mediated amplification assay for SARS-CoV-2 molecular testing Miguel Fernández-Huerta; Paula Salmerón; Yolanda Hernández-Hermida; Cristina Andrés; Jordi Niubó; Laura Calatayud; M. Ángeles Domínguez; Tomàs Pumarola; Carmen Ardanuy; Andrés Antón; Jordi Càmara;