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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Flow chart. Two patients were excluded at the investigator’s discretion due to intolerance of nasopharyngeal swabbing, and due to replication of SARS-CoV-2 only in the lower respiratory tract at time of inclusion. SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.