title: [Definition of pain and pain physiology].
authors.forename: O
authors.initials: O
authors.lastname: Thage
mesh_terms: D004723:Endorphins / Q000502:physiology; D006801:Humans; D009474:Neurons / Q000502:physiology; D009619:Nociceptors / Q000502:physiology; D010146:Pain / Q000503:physiopathology*; D013133:Spinothalamic Tracts / Q000502:physiology
chemical_list: D004723:Endorphins
vernacular_title: Definition af smerter og smertefysiologi.