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Ethnic background and differences in health care use: a national cross-sectional study of native Dutch and immigrant elderly in the Netherlands
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Underutilization of prescribed drugs use among first generation elderly immigrants in the Netherlands
Sleep duration differences between children of migrant and native origins
Coping with methodological dilemmas; about establishing the effectiveness of interventions in routine medical practice
Measuring morbidity of children in the community: a comparison of interview and diary data
Validity and accuracy of interview and diary data on children's medical utilisation in The Netherlands
Explaining Ethnic Differences in Late Antenatal Care Entry by Predisposing, Enabling and Need Factors in the Netherlands