FOLLOW-COVID

United Kingdom
|
2020
  • Adults (18-64 years)
  • General population
  • Hospital
  • Outpatient clinic
  • Primary care
  • SARS-CoV-2
  • Post-COVID-19
  • Blood sample
  • Stool sample

COVIXTREM

Spain
|
2022-2022
  • Adults (18-64 years)
  • General population
  • Elderly (≥65 years)
  • Infants (<1 year)
  • Adolescents (12-17 years)
  • Children (1-11 years)
  • Hospital
  • Outpatient clinic
  • Intensive care unit
  • SARS-CoV-2
  • Acute COVID-19
  • Blood sample