Instant gratification.
Callaghan
T J
TJ
Tydings
B
B
D002140:California / Q000453:epidemiology; D005260:Female; D006801:Humans; D015994:Incidence; D007221:Industry; D008297:Male; D018580:Mandatory Testing; D016272:Occupational Health; D012680:Sensitivity and Specificity; D015813:Substance Abuse Detection / Q000191:economics / Q000331:legislation & jurisprudence / Q000379:methods*; D019966:Substance-Related Disorders / Q000175:diagnosis* / Q000453:epidemiology / Q000517:prevention & control; D013997:Time Factors