- document
- van der Wagt, J. (author), Hengst, S. (author), Guyt, A. (author) other 2001
- document
- Daman, B. (author), van der Wagt, J.C. (author), Guyt, A. (author), van der Hout, I. (author), Hoffer, B. (author) other 2001
- document
- Boonstra, H. (author), Hengst, S. (author), Mallant, R. (author), Schmall, D. (author), van der Wagt, J.C. (author) other 2000
- document
- van der Bles, G. (author), Gales, A. (author), Kuijper, M. (author), van der Wagt, J.C. (author) other 2000
- document
- Hengst, S. (author), van der Wagt, J.C. (author), Zoet, P. (author) other 2000
- document
- Coenen, J. (author), Nieuwenhuis, J. (author), van der Wagt, J.C. (author) other 2000
- document
- Daman, B. (author), Coenen, J. (author), van der Wagt, J.C. (author) other 2000
- document
- van der Wagt, J. (author), Hengst, S. (author) other 2000