@inbook{9c0faa60a83c48bbada7115bb21b053a,
title = "Early intervention for young children with developmental disabilities: a longitudinal effect study",
author = "\{van Gennep\}, A.T.G. and A. Vermeer and \{van der Meulen\}, B.F. and C.G.C. Janssen",
year = "1998",
language = "Undefined/Unknown",
publisher = "VU University Press",
pages = "123--132",
editor = "\{de Graaf\}, E.B.A. and A. Vermeer and H.S.A. Heymans and M.I.M. Schuurman",
booktitle = "Down syndrome behind the dykes: research in the Netherlands",
}