Journal article (2011) - M Siebelt (author) , J Tiel (author) , H.H. Weinans (author) , EHG Oei (author) , JH Waarsing (author) , TM Piscaer (author) , M Straten (author) , R Booij (author) , ML Dijkshoorn (author) , GJ Kleinrensink (author) , JAN Verhaar (author) , GP Krestin (author)