1.
A Case-Control Study of Acute Respiratory Tract Infection in General Practice Patients in The Netherlands
2.
General practitioner practices in requesting laboratory tests for patients with gastroenteritis in the Netherlands, 2001–2002
Influenza in het seizoen 1993-94; vaccinsamenstelling voor het seizoen 1994-95.
Sensor, a Population-based Cohort Study on Gastroenteritis in the Netherlands: Incidence and Etiology
3.
4.
5.
Influenza types and patient population.