The reference method used for the measurement of HbA1c concentration.
National Codes:
| 01 | Diabetes Control and Complications Trial (DCCT) | 
| 02 | International Federation of Clinical Chemistry (IFCC) | 
| 03 | Other | 
This attribute is also known by these names:
| Context | Alias | 
|---|---|
| plural | HbA1C ASSAY MEASUREMENT METHODS | 
