Autoimmunity edit Autoimmunity has been proposed to be a factor in ME/CFS, but there are only a few relevant findings so far. ... Autoimmunity has been proposed as a cause, but evidence is scant. People with ME/CFS may have abnormal gut microbiota, which ... "Autoimmunity Reviews. 17 (6): 601-609. doi:10.1016/j.autrev.2018.01.009. PMID 29635081.. ... "Autoimmunity Reviews. 19 (6): 102527. doi:10.1016/j.autrev.2020.102527. PMID 32247028.. ...