Rebuttal to Ickmans et al. association between cognitive performance, physical fitness, and physical activity level in women with chronic fatigue syndrome. J Rehabil Res Dev. 2013;50(6):795-810. www.rehab.research.va.gov/jour/ 2013/506/pdf/ickmans506.pdf.
ME-de-patiënten Foundation, Limmen, the Netherlands Email: frank.twisk@hetnet.nl.
Frank
F
Twisk
D015673:Fatigue Syndrome, Chronic / Q000503:physiopathology*; D005260:Female; D006801:Humans; D008568:Memory / Q000502:physiology*; D009043:Motor Activity / Q000502:physiology*; D010809:Physical Fitness / Q000502:physiology*; D011930:Reaction Time / Q000502:physiology*