Journal article (2011) - AW Zurcher (author), N Wolterbeek (author), E.R. Valstar (author), Edward R. Valstar (author), Rob G.H.H. Nelissen (author), Rob Nelissen (author), R.G.H.H. Nelissen (author), RG Poll (author), J. Harlaar (author), Jaap Harlaar (author)