Hydrocarbons.halogenated:Prid:Pt:Urine:Nom
hydrocarbons.halogenated:prid:pt:urine:nom
Hydrocarbons.halogenated:Presence or Identity:To identify measures at a point in time:Urine:Nominal
hydrocarbons.halogenated:presence or identity:to identify measures at a point in time:urine:nominal