TY  - RPRT
TI  - Interlaboratory studies on the analysis of hair for drugs of abuse 
AU  - Welch, Michael J
AU  - Sniegoski, Lorna T
PY  - 2000
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST IR 6468
DO  - 10.6028/NIST.IR.6468
ER  -