Wasylenki DA. Inner city health. CMAJ. 2001; 164:214–215.
Cummings SR, Hulley SB. Designing Clinical Research: an Epidemiologic Approach. Baltimore, MD: Williams and Wilkins; 1988.
Freudenberg N. Case history of the Center for Urban Epidemiologic Studies in New York City. J Urban Health. 2001;78:508–518.
Leviton LC, Snell E, McGinnis M. Urban issues in health promotion strategies. Am J Public Health. 2000;90:863–866.
Jones JH. Tuskegee Institute. Bad Blood: the Tuskegee Syphilis Experiment. Toronto, Canada: Free Press; 1993.
Julion W, Gross D, Barclay-McLaughlin G. Recruiting families of color from the inner city: insights from the recruiters. Nurs Outlook. 2000;48(5):230–237.
Fischer PJ, Breakey WR. The epidemiology of alcohol, drug, and mental disorders among homeless persons. Am Psychol. 1991;46:1115–1128.
Capron AM. Ethical and human-rights issues in research on mental disorders that may affect decision-making capacity. N Engl J Med. 1999;340:1430–1434.
McCrady BS, Bux DA Jr. Ethical issues in informed consent with substance abusers. J Consult Clin Psychol. 1999;67:186–193.
Moser DJ, Schultz SK, Arndt S, et al. Capacity to provide informed consent for participation in schizophrenia and HIV research. Am J Psychiatry. 2002;159:1201–1207.
Appelbaum PS, Grisso T. MacArthur Competence Assessment Tool for Clinical Research, Sarasota, FL: Professional Resource Press; 2001.
The National Commission for the Protection of Human Subjects of Biomedical and Behavioral Research. The Belmont Report: Ethical Principles and Guidelines for the Protection of Human Subjects of Research. DHEW Publication No. (OS) 78-0012. Washington, DC: US Government Printing Office; 1978.
Sears JM. Payment of research subjects: a broader perspective. Am J Bioeth. 2001, 1(2): 66–67.
Grady C. Money for research participation: does in jeopardize informed consent? Am J Bioeth. 2001;1(2):40–44.
Dickert N, Grady C. What's the price of a research subject? Approaches to payment for research participation. N Engl J Med. 1999;341:198–203.
Viens AM. Socio-economic status and inducement to participants. Am J Bioeth. 2001; 1(2):1f-1g.
Senturia YD, McNiff Mortimer K, Baker D, et al. Successful techniques for retention of study participants in an inner-city population. Control Clin Trials. 1998;19:544–554.
Pollio DE, Thompson SJ, North CS. Agency-based tracking of difficult-to-follow populations: runaway and homeless youth programs in St. Louis, Missouri. Community Ment Health J. 2000;36:247–258.
Burton P, Gurrin L, Sly P. Extending the simple linear regression model to account for correlated responses: an introduction to generalized estimating equations and multi-level mixed modelling. Stat Med. 1998;17:1261–1291.
Ratcliffe JW, Gonzalez-del-Valle A. Rigor in health-related research: toward an expanded conceptualization. Int J Health Serv. 1988;18:361–392.