[1] Neurorehabil Hosp, Inst Guttmann, Brain Injury Unit, Barcelona 08196, Spain
[2] Neurorehabil Hosp, Inst Guttmann, Res Dept, Barcelona 08196, Spain
[3] Univ Munich, Inst Hlth & Rehabil Sci, Munich, Germany
[4] N Staffordshire Rehabil Ctr, Stoke On Trent, Staffs, England
[5] Newcastle Univ, Hunters Moor Hosp, Newcastle Upon Tyne NE1 7RU, Tyne & Wear, England
[6] WHO, CAS Classificat Assessment & Terminol Team, CH-1211 Geneva, Switzerland
[7] WHO Projects & Int Union Psychol Sci, Madrid, Spain
[8] Univ Sydney, No Clin Sch, Rehabil Studies Unit, Royal Rehabil Ctr Sydney, Ryde, NSW, Australia
[9] Moss Rehabil Res Inst, Elkins Pk, PA USA
[10] Int Brain Injury Assoc, Richmond, VA USA
[11] Concuss Care Ctr Virginia Ltd, Richmond, VA USA