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Prevalence and incidence density rates of chronic comorbidity in type 2 diabetes patients: an exploratory cohort study
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A method to study the effect of bronchodilators on smoke retention in COPD patients: study protocol for a randomized controlled trial
Co-morbidity obese children in family practice in The Netherlands: The results of a pilot study
What went and what came? Morbidity trends in general practice from the Netherlands
Vascular outcomes in patients with screen-detected or clinically diagnosed type 2 diabetes: Diabscreen study follow-up