| parent | Barbiturates | LP14546-3 | 
| child | Barbiturates [Units/volume] in Urine | 16430-1 | 
| child | Barbiturates [Mass/volume] in Urine | 9426-8 | 
| child | Barbiturates [Mass/volume] in Urine by Confirmatory method | 20411-5 | 
| child | Barbiturates [Mass/volume] in Urine by Screen method | 20664-9 | 
| child | Barbiturates [Presence] in Urine | 3377-9 | 
| child | Barbiturates [Presence] in Urine by Confirmatory method | 16429-3 | 
| child | Barbiturates [Presence] in Urine by Screen method | 19270-8 | 
| child | Barbiturates [Presence] in Urine by Screen method >200 ng/mL | 70155-7 | 
| child | Barbiturates [Presence] in Urine by Screen method >300 ng/mL | 70139-1 | 
| child | Barbiturates [Moles/volume] in Urine | 52956-0 | 
| child | Barbiturates confirm method [Identifier] in Urine | 19278-1 | 
| child | Barbiturates cutoff [Mass/volume] in Urine for Confirmatory method | 19276-5 | 
| child | Barbiturates cutoff [Mass/volume] in Urine for Screen method | 19275-7 | 
| child | Barbiturates screen method [Identifier] in Urine | 19277-3 | 
| child | Barbiturates tested for in Urine by Screen method Narrative | 19272-4 | 
| child | Barbiturates tested for in Urine by Screen method Nominal | 19271-6 | 
| child | Barbiturates/Creatinine [Mass Ratio] in Urine | 41468-0 | 
| STATUS | NotStated | 
| PartDisplayName | en-US | Barbiturates | Urine | Drug toxicology | 
LOINC Version: 2.78