title: Invited commentary on the movement continuum special series.
authors.affiliation: Department of Physical Therapy, Duquesne University, 114 Rangos School of Health Sciences, Pittsburgh, PA 15282, USA.
authors.forename: Robroy L
authors.initials: RL
authors.lastname: Martin
mesh_terms: D006801:Humans; D009068:Movement; D026741:Physical Therapy Modalities; D011594:Psychometrics / Q000295:instrumentation; D015203:Reproducibility of Results; D012680:Sensitivity and Specificity; D016896:Treatment Outcome