title: Segmental definition: Part I. A focal point for diagnosis of somatic dysfunction.
authors.forename: W L
authors.initials: WL
authors.lastname: Johnston
mesh_terms: D006801:Humans; D008349:Manipulation, Orthopedic; D009068:Movement; D010021:Osteopathic Medicine; D010173:Palpation; D012399:Rotation; D013131:Spine / Q000502:physiology