PhenX - substance - age of first use protocol 031201:-:Pt: Patient:-:PhenX - CISMeF
PhenX - substance - age of first use protocol 031201:-:Pt: Patient:-:PhenXLOINC code
Preferred Label : PhenX - substance - age of first use protocol 031201:-:Pt: Patient:-:PhenX;
LOINC status : TRIAL;
LOINC long common name : PhenX - substance - age of first use protocol 031201;
LOINC short name : Substance age first use proto;
LOINC description : Measurement to ascertain the respondent's age of initiation of first use of substances.
This question is repeated for each substance noted in the Substances - Lifetime Use
measure.;