| kwantitatief bepalen van massaconcentratie van barbituraten in urine met gaschromatografie-massaspectrometrie (verrichting) | 
|  | kwantitatief bepalen van massaconcentratie van barbituraten in urine met gaschromatografie-massaspectrometrie | 
|  | kwantitatieve bepaling van massaconcentratie van barbituraten in urine met behulp van GC-MS
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|  | Quantitative measurement of barbiturate in urine specimen using GC-MS | 
|  | Quantitative measurement of mass concentration of barbiturate in urine specimen using gas chromatography mass spectrometry technique
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