False-negative result for cocaine metabolites on a lateral-flow drug test slide corrected by dilution.
Bowen
Raffick A R
RA
George
David T
DT
Hortin
Glen L
GL
D003042:Cocaine / Q000031:analogs & derivatives* / Q000378:metabolism* / Q000652:urine; D005188:False Negative Reactions; D008401:Gas Chromatography-Mass Spectrometry; D006801:Humans; D015813:Substance Abuse Detection / Q000379:methods*
C005618:benzoylecgonine; D003042:Cocaine