REFERENCES
- Celentano D. D., Vlahov D., Cohn S., et al. Risk factors for shooting gallery use and cassation among intravenous drug users. Am. J. Public Health 1991; 81: 1291–1295
- Marmor M., Des Jarlais D. C., Cohen H., et al. Risk factors for infection with human immunodeficiency virus among intravenous drug abusers in New York City. AIDS 1987; 1: 39–44
- Vlahov D., Muñoz A., Celentano D. D., et al. HIV seroconversion and disinfection of injection equipment among intravenous drug users, Baltimore, Maryland. Epidemiology 1991; 2: 444–446
- Rensick J. K., Veren K., Salahuddin S. Z., et al. Stability and inactivation of HTLV-III/LAV under clinical and laboratory environment. JAMA 1986; 255: 1887–1891
- Metzger D., Woody G., De Philippis D., et al. Risk factors for needle sharing among methadone-treated patients. Am. J. Psychiatry 1991; 148: 636–640
- Kang S., De Leon G. Correlates of drug infection behaviors among methadone outpatients. Am. J. Drug Alcohol Abuse 1993; 19: 107–118
- Palinkas L. A., Wingard D. L., Barrett-Connor E. The bicultural context of social networks and depression among the elderly. Soc. Sci. Med. 1990; 30: 441–447
- George L. K., Blazer D. G., Hughes D. C., et al. Social support and the outcome of major depression. Br. J. Psychiatry 1989; 154: 478–485
- Vega W. A., Kolody B., Valle R., et al. Social networks, social support and their relationship to depression among immigrant Mexican women. Hum. Organ. 1991; 50: 54–162
- Suh T., Mandell W., Kim J. H. Social network characteristics and injecting HIV-risk behaviors among street injection drug users. Drug Alcohol Depend. 1997; 47: 137–143
- Sheldon E-O. Deviance, social control and social networks. Res. Law, Deviance Soc. Control 1982; 4: 271–299
- Dorenwend B. S., Dorenwend B. P. Socioenvironmental factors, stress, and psychopathology. Am. J. Commun. Psychol. 1981; 9: 239–247
- Goldberg D. P. The Detection of Psychiatric Illness by Questionnaire. Oxford University Press, New York 1972
- Barrera M. A. A method of assessing social support networks in community survey research. Connections 1980; 3: 8–13
- Stokes M. S., Davis C. S., Koch G. G. Categorical Data Analysis Using the SAS System. SAS Institute, Cary, North Carolina 1995; 217–231
- Lee J. Cumulative logit modeling for ordinal response variables: Applications to biomedical research. CABIOS 1992; 8: 555–562
- Rouse B. A., Kozel N. J., Richards L. G. Self-Report Methods of Estimating Drug Use: Meeting Current Challenges to Validity. (NIDA Research Monograph 57), National Institute on Drug Abuse, Rockville, Maryland 1985
- Latkin C. A., Mandell W. Depression as an antecedent of frequency of intravenous drug use in an urban, nontreatment sample. Int. J. Addict. 1993; 28: 1601–1612
- Schonfeld L. E., Rohre G. E., Dupree L. W., et al. Antecedents of relapse and recent substance use. Commun. Ment. Health J. 1989; 25: 245–249
- Rado S. Narcotic bondage: A general theory of the dependence on narcotic drugs. Am. J. Psychiatry 1957; 114: 165–170
- Green L. W., Kreuter M. W. Health Promotion Planning: An Educational and Environmental Approach. 2nd ed., Maryfield Publishing Company, Palo Alto, California 1991
- Wortman C. Social support and the cancer patient. Cancer 1984; 53: 2239–60
- Umberson D. A. Family status and health behaviors: Social control as a dimension of social integration. J. Health Soc. Behav. 1987; 28: 306–319
- Revenson T. A., Schiaffino K. M., Majerovitz D., et al. Social support as a double-edged sword: The relation of positive and problematic support to depression among rheumatoid arthritis patients. Soc. Sci. Med. 1991; 7: 807–813
- Pattison E. M., Liemas R., Hurd G. Social network mediation of anxiety. Psychiatr. Ann. 1979; 9: 56–67