TackM. Letter to the Editor: A misleading CFS prevalence estimate in DanFunD. Scand J Public Health. Advance online publication 2020. DOI: 10.1177/1403494819893240
2.
ButlerSLandmarkTGletteM, et al. Chronic widespread pain-the need for a standard definition. Pain2016; 157: 541–543.
3.
HaneyESmithMEMcDonaghM, et al. Diagnostic methods for myalgic encephalomyelitis/chronic fatigue syndrome: A systematic review for a National Institutes of Health Pathways to Prevention Workshop. Ann Intern Med2015; 162: 834–840.
4.
FassRLongstrethGFPimentelM, et al. Evidence- and consensus-based practice guidelines for the diagnosis of irritable bowel syndrome. Arch Intern Med2001; 161: 2081–2088.
5.
RosmalenJ.The way forward: A case for longitudinal population-based studies in the field of functional somatic syndromes. J Psychosom Res2010; 68: 399–401.
6.
DantoftTEbstrupJLinnebergA, et al. Cohort description: The Danish Study of Functional Disorders. Clin Epidemiol2017; 9: 127–139.
7.
EliasenMSchröderAFinkP, et al. A step towards a new delimitation of functional somatic syndromes: A latent class analysis of symptoms in a population-based cohort study. J Psychosom Res2018; 108: 102–117.
