TY - GENERIC DO - 10.20944/preprints202212.0196.v1 UR - http://dx.doi.org/10.20944/preprints202212.0196.v1 TI - SARS-CoV-2 PCR Persistence and Duration of COVID-19 Symptoms in Health Professionals T2 - Preprints AU - Gregianini, Tatiana Schäffer AU - Baethgen, Ludmila Fiorenzano AU - Salvato, Richard Steiner AU - Menegolla, Ivone Andreatta AU - COVID-19 Team, CEVS AU - da Veiga, Ana Beatriz Gorini PY - 2022 DA - 2022/12/12 PB - Preprints