2015 start as member of research team of Lianne Huibers together with Prof A.C.G. Egberts and Prof Dr R. Van Marum and Dr W. Knol. Focus of research: optimalisation of pharmacotherapy in older persons (OPERAM study group)

2015 start as member of research team of Bastiaan Sallevelt together with Prof A.C.G. Egberts and Prof Dr E.J.P. van Puijenbroek  and Dr W. Knol. Focus of research: optimalisation of pharmacotherapy in older persons (OPERAM study group)

2014-04-17 PhD E.J.M van Melick  "lithium in older patients: treatment pattersn and somatic adverse events" contribution as part of research team together with Prof A.C.G. Egberts

2011-03-01 start of member of research team of Drs W.H. Man together with Prof A.C.G. Egberts, Prof W.W. van Solinge and Dr E.R. Heerdink. Focus of research pharmacological effects of clozapine

2008-04-09: obtained PhD "patterns and clinical outcomes of lithium treatment" Prof A.C.G. Egberts, Prof W.A. Nolen and Dr. E.R. Heerdink