Drupal-Bibcite0<style face="normal" font="default" size="100%">Antibiotic prophylaxis for external ventricular drains in neurosurgical patients: an audit of compliance with a clinical management protocol.</style><style face="normal" font="default" size="100%">Antibiotic prophylaxis for external ventricular drains in neurosurgical patients: an audit of compliance with a clinical management protocol.</style>