1. Long COVID: major findings, mechanisms and recommendations
2. National Institute for Health and Care Excellence (NICE) SIGN (SIGN) and RC of GP (RCGP). Covid 19 Rapid Guideline: Managing the Long-term Effects of Covid 19. National Institute for Health and Care Excellence (NICE), Scottish Intercollegiate Guidelines Network (SIGN) and Royal College of General Practitioners (RCGP); 2022:1–106.
3. Persistence of somatic symptoms after COVID-19 in the Netherlands: an observational cohort study