title: Ischemic strokes arriving too late for tPA are an ideal and ethical control group for continuing studies of tPA efficacy.
authors.forename: L
authors.initials: L
authors.lastname: Robinson
mesh_terms: D002545:Brain Ischemia / Q000188:drug therapy*; D002561:Cerebrovascular Disorders / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D006801:Humans; D010960:Plasminogen Activators / Q000008:administration & dosage / Q000627:therapeutic use*; D013997:Time Factors; D010959:Tissue Plasminogen Activator / Q000008:administration & dosage / Q000627:therapeutic use*
chemical_list: D010960:Plasminogen Activators; D010959:Tissue Plasminogen Activator