Medicine & Life Sciences
Hydrocodone
91%
norhydrocodone
62%
Opioid Analgesics
51%
Prescriptions
48%
dihydrocodeine
29%
Hydromorphone
17%
Health Services Misuse
9%
Health Services Administration
9%
Tandem Mass Spectrometry
6%
Mental Health Services
6%
Liquid Chromatography
6%
Workplace
5%
Substance-Related Disorders
5%
Guidelines
3%
Pharmaceutical Preparations
2%
Earth & Environmental Sciences
prescription
67%
blood
46%
dose
42%
fluid
33%
mental health
9%
health services
8%
detection
8%
liquid chromatography
7%
mass spectrometry
6%
drug
5%
program
3%
test
2%
Chemical Compounds
Hydrocodone
100%
Dihydrocodeine
32%
Hydromorphone
21%
Hydrocodone Bitartrate
14%
Dose
4%
Time
4%
Drug
3%
Engineering & Materials Science
Blood
53%
Fluids
36%
Liquid chromatography
11%
Metabolites
9%
Mass spectrometry
9%
Health
5%
Testing
3%