Article Information
vol. 28 no. 5 1067
PubMed
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History
- Published online October 30, 2006.
Copyright & Usage
© ERS Journals Ltd
Author Information
- N. H. Chavannes 1 and
- T. R. J. Schermer 2
- 1Health Center Zuiderkroon, Rotterdam and Dept of General Practice, Maastricht University, Maastricht, and 2Dept of General Practice, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands.