Increased detection of marijuana use with a 50 micrograms/L urine screening cutoff.
B J
BJ
Rowland
J
J
Irving
E S
ES
Keith
D013759:Dronabinol / Q000031:analogs & derivatives* / Q000652:urine; D008401:Gas Chromatography-Mass Spectrometry; D006801:Humans; D002189:Marijuana Abuse / Q000652:urine*; D008832:Microchemistry
C016780:11-nor-delta(9)-tetrahydrocannabinol-9-carboxylic acid; D013759:Dronabinol