By van der Graaf Y.   in European Journal of Radiology

ISSN:0720-048X|27|2|108-115

Elsevier‎(1998)‎

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By Numans M. E.   van der Graaf Y.   de Wit N. J.   de Melker R. A.   in Scandinavian Journal of Gastroenterology

ISSN:0036-5521|36|4|437-443

Informa Healthcare‎(2001)‎

Access to resources Favorite 9.482841

By Simons P.C.G.   Bots M.L.   Algra A.   van Teeffelen A.S.P.   van der Graaf Y.   in Ultrasound in Medicine and Biology

ISSN:0301-5629|24|9|1285-1289

Elsevier‎(1998)‎

Access to resources Favorite 8.812492

By Selten J.-P.   Bosman I.J.   de Boer D.   Veen N.D.   van der Graaf Y.   Maes R.A.A.   Kahn R.S.   in European Neuropsychopharmacology

ISSN:0924-977X|12|1|27-30

Elsevier‎(2002)‎

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