| Quantitative measurement of mass concentration of benzoylecgonine in serum or plasma specimen using gas chromatography mass spectrometry technique (procedure) |
| Quantitative measurement of benzoylecgonine in serum or plasma using GC-MS |
| Quantitative measurement of mass concentration of benzoylecgonine in serum or plasma specimen using gas chromatography mass spectrometry technique
|
| kwantitatief bepalen van massaconcentratie van benzoylecgonine in serum of plasma met gaschromatografie-massaspectrometrie |
| kwantitatieve bepaling van massaconcentratie van benzoylecgonine in serum of plasma met GC-MS
|
