PT - JOURNAL ARTICLE AU - Di Paolo, Marcello AU - Iacovelli, Alessandra AU - Olmati, Federica AU - Menichini, Ilaria AU - Oliva, Alessandra AU - Carnevalini, Martina AU - Graziani, Elda AU - Mastroianni, Claudio Maria AU - Palange, Paolo TI - False-negative RT-PCR in SARS-CoV-2 disease: experience from an Italian COVID-19 unit AID - 10.1183/23120541.00324-2020 DP - 2020 Apr 01 TA - ERJ Open Research PG - 00324-2020 VI - 6 IP - 2 4099 - http://openres.ersjournals.com/content/6/2/00324-2020.short 4100 - http://openres.ersjournals.com/content/6/2/00324-2020.full SO - erjor2020 Apr 01; 6