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    The use of oxygen as a possible screening biomarker for the diagnosis of chronic fatigue (Pifarré et al, 2022)

    Abstract Background The aim of this study was to verify whether the mean percentage of oxygen use in the aerobic-anaerobic transition phase or isocapnic buffering (IB) was lower in women with chronic fatigue syndrome (CFS) compared to healthy women, and if this variable could be used as a...