• COVID-19: Long-Term Symptoms after COVID-19 

      Himmels, Jan Peter William; Brurberg, Kjetil Gundro; Gravningen, Kirsten Midttun (Research report, 2021)
      Background: For most COVID-19 is a mild and transient disease, although some may experience a prolonged period with symptoms before resolution. Long-term and nonspecific symptoms have been previously reported in connection ...