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Contact info

Eco de Geus

Prof. Dr. J.C.N. (Eco) de Geus

Department of Biological Psychology (head)

Van der Boechorststraat 7

Room H-541

1081 BT Amsterdam, The Netherlands

Phone: +31(0)20 598 8813

email: j.c.n.de.geus@vu.nl  ; eco.de.geus@vu.nl

web: www.tweelingenregister.org