title: Daily physical activity of patients with the chronic fatigue syndrome: a systematic review.
authors.affiliation: Roessingh Research and Development, Enschede, The Netherlands. r.evering@rrd.nl
authors.forename: Richard M H
authors.initials: RM
authors.lastname: Evering
authors.forename: Marit G H
authors.initials: MG
authors.lastname: van Weering
authors.forename: Karin C G M
authors.initials: KC
authors.lastname: Groothuis-Oudshoorn
authors.forename: Miriam M R
authors.initials: MM
authors.lastname: Vollenbroek-Hutten