This paper in Thyroid describes relationships between covid infection and thyroid dysfunction. Though behind a paywall, I've got free access and have sent the paper in whole to Louise Roberts at TUK for anyone interested.
THYROTOXICOSIS IN PATIENTS WITH COVID-19: THE THYRCOV STUDY
Andrea Lania 1, Maria Teresa Sandri 2, Miriam Cellini 3, Marco Mirani 4, Elisabetta Lavezzi 5, Gherardo Mazziotti 6
PMID: 32698147 DOI: 10.1530/EJE-20-0335