Long-term symptom severity and clinical biomarkers in post-COVID-19/chronic fatigue syndrome: results from a prospective observational cohort

https://www.thelancet.com/journals/eclinm/article/PIIS2589-5370(23)00323-1/fulltext?dgcid=hubspot_email_covidalerts&utm_campaign=covidalerts&utm_medium=email&_hsmi=276355044&_hsenc=p2ANqtz-9I8pWnPKkGw0AKsf9dGAvsEghoTwgVrqquUv3RoI9KYttE0tJdVg2twCYHROVA56uqFkehDnblu-qEbFQnd7uSWJaX0w&utm_content=276317812&utm_source=hs_email