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vol. 33 no. 4 754-762
PubMed
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History
- Received November 30, 2008
- Accepted December 5, 2008
- Published online March 31, 2009.
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- previous version (January 7, 2009 - 05:18).
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Author Information
- 1Dept of General Practice, School for Public Health and Primary Care (CAPHRI), Maastricht University Medical Centre, 2Dept of Respiratory Medicine, Maastricht University Medical Centre, and 3Dept of Clinical Psychological Science, Maastricht University, Maastricht, The Netherlands.
- D. Kotz, Dept of General Practice, School for Public Health and Care (CAPHRI), Maastricht University Medical Centre, P.O. Box 616, 6200 MD Maastricht, The Netherlands. Fax: 31 433619344. E-mail: d.kotz{at}hag.unimaas.nl