Engineering & Materials Science
Street Drugs
100%
Metabolites
76%
Cannabinoids
37%
Opiate Alkaloids
36%
Testing
28%
Mass spectrometry
24%
Gas chromatography
23%
Compliance
16%
Medicine & Life Sciences
Illicit Drugs
62%
Chronic Pain
51%
Urine
40%
Pharmaceutical Preparations
23%
Cocaine
12%
Dextropropoxyphene
9%
Amphetamines
8%
Barbiturates
8%
Meperidine
8%
Gas Chromatography-Mass Spectrometry
7%
Cannabinoids
7%
Pain
7%
Methadone
7%
Carisoprodol
6%
Fentanyl
6%
Opiate Alkaloids
6%
Cannabis
6%
Drug Combinations
6%
Benzodiazepines
6%
Patient Compliance
6%
Opioid Analgesics
5%
Population
4%
Chemical Compounds
Illicit Drug
76%
Drug
29%
Cocaine
22%
Carisoprodol
17%
Meperidine
15%
Fentanyl
13%
Methadone
13%
Barbiturate
12%
Cannabinoid
11%
Amphetamine
11%
Compliance
11%
Benzodiazepine
10%
Gas Chromatography Mass Spectrometry (GCMS)
7%
Earth & Environmental Sciences
drug
45%
type of study
6%
gas chromatography
4%
compliance
4%
mass spectrometry
3%
detection
2%
test
1%