Fig. 3From: Comparison of serum acylcarnitine levels in patients with myalgic encephalomyelitis/chronic fatigue syndrome and healthy controls: a systematic review and meta-analysisFunnel plot for serum acylcarnitine levels between the ME/CFS/SEID patient group and the control group. No publication bias was visually determined in this funnel plot. ME myalgic encephalomyelitis, CFS chronic fatigue syndrome, SEID systemic exertion intolerance disease.Back to article page