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Swiss Medical Weekly|October 7, 2005
Longitudinal validity of spirometers--a challenge in longitudinal studiesNino Künzli, Birgit Kuna-Dibbert, Dirk Keidel, et al.
Sozial- Und Praventivmedizin|September 20, 2005
Follow-up of the Swiss Cohort Study on Air Pollution and Lung Diseases in Adults (SAPALDIA 2) 1991-2003: methods and characterization of participantsUrsula Ackermann-Liebrich, Birgit Kuna-Dibbert, Nicole M Probst-Hensch, et al.
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