title: Essentially all models are wrong, but some are useful.
authors.affiliation: From Departments of Neurosurgery, Pathology, and Physiology, University of Maryland School of Medicine, Baltimore. msimard@smail.umaryland.edu.
authors.forename: J Marc
authors.initials: JM
authors.lastname: Simard
mesh_terms: D002986:Clinical Trials as Topic / Q000379:methods* / Q000592:standards*; D006801:Humans; D020521:Stroke / Q000175:diagnosis* / Q000628:therapy*