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- van Loef, E.V.D. (author), Mengesha, W. (author), Valentine, J.D. (author), Dorenbos, P. (author), van Eijk, C.W.E. (author) journal article 2003
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- van Loef, E.V.D. (author), Dorenbos, P. (author), van Eijk, C.W.E. (author), Krämer, K.W. (author), Güdel, H.U. (author) journal article 2003
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- van Loef, E.V.D. (author), Dorenbos, L.P. (author), van Eijk, C.W.E. (author), Kramer, K. (author), Gudel, H.U. (author) journal article 2001