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Factors associated with non-participation and drop-out in a lifestyle intervention for workers with an elevated risk of cardiovascular disease

Iris F Groeneveld, Karin I Proper*, Allard J van der Beek, Vincent H Hildebrandt and Willem van Mechelen

International Journal of Behavioral Nutrition and Physical Activity 2009, 6:80  doi:10.1186/1479-5868-6-80