From the *Department of Social Medicine, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands; †Center for Prevention and Health Services Research, National Institute of Public Health and the Environment(RIVM), Bilthoven, The Netherlands; ‡Department of Epidemiology, University of California, Los Angeles (UCLA), School of Public Health, Los Angeles, CA; §Statistics Netherlands, Voorburg, The Netherlands; and ¶Faculty of Social and Behavioral Sciences, Center for Transformation of Care and Welfare, Tilburg University, Tilburg, The Netherlands.
Supported by Project Health System Performance(National Institute of Public Health and the Environment - RIVM), S/260116-2007. Dr. Arah is supported by a grant (Veni number 916.96.059) from the Netherlands Organiziation for Scientific Research (NWO).
The funding was used to obtain the data and in no way affected the analysis, interpretation of the results, writing of the article or the decision to submit the article for publication.
Reprints: Uzor C. Ogbu, MBBS, J2 - 224, Department of Social Medicine, Academic Medical Center, University of Amsterdam, P.O. Box 22660, 1100DD Amsterdam, Netherlands. E-mail: [email protected].
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