- XXE0 Central Nervous
- XXE0X External
- XXE0X0 Intracranial Vascular Activity, Computer-aided Assessment
- XXE0X07 Measurement of Intracranial Vascular Activity, Computer-aided Assessment, New Technology Group 7
- XXE0X4 Brain Electrical Activity, Computer-aided Semiologic Analysis
- XXE0X48 Measurement of Brain Electrical Activity, Computer-aided Semiologic Analysis, New Technology Group 8
- XXE0X0 Intracranial Vascular Activity, Computer-aided Assessment
- XXE0X External