Quantitative measurement of mass concentration of benzoylecgonine in serum or plasma specimen using gas chromatography mass spectrometry technique (procedure)
| Code | 443850008 |
|---|---|
| Semantic tag | procedure |
| Module | international |
| Definition | primitive |
| Effective time | 20100131 |
105083003Benzoylecgonine measurement
procedure
785673007Measurement of level of substance in blood
procedure
None (leaf concept).