“…No additional relevant articles were identified through manual searching. Eight of the selected studies compared resting-state EEG collected from healthy controls with a sample of FMS patients (González-Roldán et al, 2016; González-Villar et al, 2020; Hargrove et al, 2010; López et al, 2015; Makowka et al, 2023; Martín-Brufau et al, 2021; Vanneste et al, 2017; Villafaina et al, 2019), six involved CFS/ME patients (Billiot et al, 1997; Flor-Henry et al, 2009; Sherlin et al, 2007; Wu et al, 2016; Zinn and Jason, 2021; Zinn et al, 2018) and the remaining three studies focused on LC (Cecchetti et al, 2022; Kopańska et al, 2022; Ortelli et al, 2023). Table 1 shows a summary of the methodology and findings of the selected studies.…”