1. van Steenbergen LN, van de Poll-Franse LV, Wouters MW, Jansen-Landheer ML, Coebergh JW, Struikmans H et al (2010) Variation in management of early breast cancer in the Netherlands, 2003–2006. Eur J Surg Oncol 36(Suppl 1):S36–S43
2. National Breast Cancer Organization of the Netherlands. Guideline breast cancer. http://www.oncoline.nl. Accessed 16 June 2011
3. Het resultaat telt 2008 (2009) The Hague: Dutch health care inspectorate
4. Gooiker GA, Veerbeek L, van der Geest LG, Stijnen T, Dekker JW, Nortier JW et al (2010) The quality indicator ‘tumour positive surgical margin following breast-conserving surgery’ does not provide transparent insight into care. Ned Tijdschr Geneeskd 154:A1142
5. Vles WJ (2009) Schone Schijn; Slordige data-interpretatie vloert betrouwbaarheid prestatie-indicator. Medisch Contact 2008(33/34):1354–1356