1. Iberoamerican Cochrane Network. IIB-Sant Pau. Surcolombian University; San Antoni Ma Claret 171 Casa de Convalescència Barcelona Barcelona Spain 08041
2. Neiva University Hospital; Department of Neurosurgery and Critical Care; Calle 5 # 11 - 19 MEDITECH Neiva Huila Colombia
3. Department of Neurological Surgery, University of Pittsburgh; Brain Trauma Research Centre; UPMC Presbyterian, Suite B‑400 200 Lothrop Street Pittsburgh PA USA 15213
4. CIBER Epidemiología y Salud Pública (CIBERESP), Spain; Iberoamerican Cochrane Centre - IIB Sant Pau; c/ Sant Antoni Maria Claret 171 Barcelona Spain 08041
5. CIBER Epidemiología y Salud Pública (CIBERESP), Spain - Universitat Autònoma de Barcelona; Iberoamerican Cochrane Centre - Institute of Biomedical Research (IIB Sant Pau); Sant Antoni M. Claret 171 Casa de Convalescència Barcelona Catalonia Spain 08041