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European Journal of Radiology|June 25, 1998
Clinical trials: study design and analysisY van der GraafNederlands Tijdschrift Voor Geneeskunde|September 13, 2002
[Population screening for uterine cervix cancer: the negative effects of insufficient knowledge as to what is normal and abnormal]Y van der GraafNederlands Tijdschrift Voor Geneeskunde|May 9, 2008
[Echographic screening of the abdominal aorta in older men is not useful]Y van der GraafNederlands Tijdschrift Voor Geneeskunde|June 21, 1997
[Low birth weight and risk of cardiovascular diseases]Y van der GraafNetherlands Heart Journal : Monthly Journal of the Netherlands Society of Cardiology and the Netherlands Heart Foundation|February 20, 2015
Are cardiac interventions without onsite surgery worth the risk?Y van der GraafNederlands Tijdschrift Voor Geneeskunde|May 13, 1999
[Roaming through methodology. XII. Pragmatic and pathophysiologic trials: a question of goal formulation]A Algra, Y van der GraafJournal of Clinical Pathology|May 1, 1990
Contribution of the cytobrush to determining cellular composition of cervical smearsH Doornewaard, Y van der GraafNederlands Tijdschrift Voor Geneeskunde|July 26, 2000
[Evaluation of added value of diagnostic tests]K G Moons, Y van der GraafJournal of Clinical Pathology|April 1, 1987
False negative rate in cervical cytologyY van der Graaf, G P VooijsHeart (British Cardiac Society)|February 21, 1998
Psychological distress among recipients of Björk-Shiley convexo-concave valves: the impact of informationM Kallewaard, J Defauw, Y van der GraafPageof 42