title: Definition of chronic fatigue syndrome (CFS)
authors.forename: S
authors.initials: S
authors.lastname: Lynch
authors.forename: J
authors.initials: J
authors.lastname: Main
authors.forename: R
authors.initials: R
authors.lastname: Seth
mesh_terms: D003866:Depressive Disorder / Q000175:diagnosis* / Q000523:psychology; D003937:Diagnosis, Differential; D015673:Fatigue Syndrome, Chronic / Q000175:diagnosis* / Q000209:etiology / Q000523:psychology; D006801:Humans