Medicine & Life Sciences
Hydrocodone
91%
Codeine
77%
Urine
41%
Gas Chromatography-Mass Spectrometry
9%
Pharmaceutical Preparations
6%
Physicians
4%
Sulfates
4%
Opiate Alkaloids
4%
Limit of Detection
4%
Metabolic Networks and Pathways
3%
Immunoassay
3%
African Americans
3%
Oral Administration
3%
Parents
2%
Engineering & Materials Science
Metabolites
39%
Mass spectrometry
36%
Gas chromatography
35%
Assays
33%
Opiate Alkaloids
28%
Metabolic Networks and Pathways
19%
Phosphates
16%
Sulfates
16%
Chemical Compounds
Hydrocodone
100%
Codeine
76%
Drug
6%
Gas Chromatography Mass Spectrometry (GCMS)
5%
Immunoassay
3%
Metabolic
3%
Sulfate
2%
Time
2%
Phosphate
2%
Column Like Crystal
2%
Amount
1%
Earth & Environmental Sciences
drug
23%
detection
21%
gas chromatography
13%
assay
12%
mass spectrometry
12%
African American
9%
immunoassay
9%
excretion
7%
phosphate
5%
sulfate
5%