title: Getting away from simple muscle contraction as a mechanism of tension-type headache.
authors.affiliation: Department of Neurology, Gentofte Hospital, University of Copenhagen, DK-2900 HellerupDenmark.
authors.forename: Jes
authors.initials: J
authors.lastname: Olesen
authors.forename: Rigmor
authors.initials: R
authors.lastname: Jensen
mesh_terms: D006261:Headache / Q000503:physiopathology*; D006801:Humans; D009119:Muscle Contraction / Q000502:physiology*