Beijers, A. J. M.
Vreugdenhil, G.
Oerlemans, S.
Eurelings, M.
Minnema, M. C.
Eeltink, C. M.
van de Poll-Franse, L. V.
Mols, F.
Funding for this research was provided by:
Johnson and Johnson (US)
Jonker-Driessen Foundation
Pharos ((#80-82500-98-01007))
Netherlands Organisation for Health Research and Development (NL)