SARS-CoV-2 pneumonia follow-up and long COVID in primary care: A retrospective observational study in Madrid city.
Sara Ares-BlancoMarta Pérez ÁlvarezIleana Gefaell LarrondoCristina MuñozVanesa Aguilar RuizMarta Castelo JuradoMarina Guisado-ClaveroPublished in: PloS one (2021)
Most patients with SARS-CoV-2 pneumonia recovered during the first 4 weeks from the beginning of the infection. The cut-off point to define long COVID, as persisting symptoms, should be between 4 to 12 weeks from the onset of the symptoms.