4A1ZX
| Pos | Category | Selected Element & Definition |
|---|---|---|
| 4 | Section |
Measurement and Monitoring
|
| A | Body System |
Physiological Systems
|
| 1 | Operation |
Monitoring
Determining the level of a physiological or physical function repetitively over a period of time
|
| Z | Body System / Region |
None
|
| X | Approach |
External
|