Earth & Environmental Sciences
human immunodeficiency virus
100%
gender
81%
city
44%
woman
32%
female behavior
21%
male behavior
21%
infection
21%
prostitution
19%
sexually transmitted disease
19%
homelessness
19%
syphilis
18%
minority group
18%
crack
17%
ethnic minority
17%
inner city
14%
multivariate analysis
12%
rate
11%
analysis
6%
method
2%
Medicine & Life Sciences
Risk-Taking
81%
Hospital Emergency Service
63%
HIV
54%
Sex Workers
28%
Sex Work
16%
Homeless Persons
15%
Minority Groups
14%
Chlamydia Infections
14%
Pharmaceutical Preparations
14%
Gonorrhea
13%
Heterosexuality
12%
Syphilis
12%
Drug Users
11%
Sexually Transmitted Diseases
11%
Epidemics
9%
Data Analysis
8%
Virus Diseases
8%
Multivariate Analysis
8%
Interviews
7%
Demography
7%
Prospective Studies
7%
Physicians
7%
Injections
6%
Social Sciences
risk behavior
80%
gender-specific factors
63%
gender
26%
drug use
23%
drug
18%
sexually transmitted disease
15%
prostitution
14%
homelessness
13%
multivariate analysis
13%
national minority
11%
physician
10%
contact
9%
Group
7%
interview
5%