Medicine & Life Sciences
African Americans
16%
Cocaine
8%
Cohort Studies
5%
Confidence Intervals
10%
Drug Users
45%
Epidemics
30%
Hispanic Americans
16%
History
6%
HIV
60%
Income
7%
Infections
12%
Injections
5%
Interviews
5%
Logistic Models
5%
Methadone
100%
Morbidity
5%
Mortality
4%
Needle Sharing
12%
Observation
6%
Odds Ratio
11%
Pharmaceutical Preparations
7%
Population
3%
Protective Factors
9%
Regression Analysis
5%
Seroepidemiologic Studies
9%
Therapeutics
14%
Toxicology
8%
Urine
6%
Virus Diseases
64%
Social Sciences
American
22%
confidence
21%
drug
59%
drug use
12%
ethnicity
10%
experience
27%
history
7%
human being
7%
incident
23%
interview
6%
logistics
11%
low income
11%
morbidity
14%
mortality
12%
present
7%
regression analysis
11%
time
5%