Groningen

- Beatrix Children's Hospital, Dep. of Paediatric Cardiology

- director: Prof. dr. R.M.F. Berger      

- contact person: Prof. dr. R.M.F. Berger       

- email: mailto:r.m.f.berger@bkk.umcg.nl

- phone: +31 50 3612800      

- fax: +31 50 3614235

Leiden

- University Hospital Leiden, Dep. of Paediatric Cardiology

- director: Prof. Dr. J. Ottenkamp       

- contact person: Prof. Dr. J. Ottenkamp        

- email:  J.Ottenkamp@lumc.nl

- phone: +31 (71) 526 28 38  

- fax: +31 (71) 524 81 10

Nijmegen

- Radboud University Medical Center, Childrens Heart Center

- director:  Dr. A.van Oort ai

- contact person: Dr. A.van Oort

- email: a.vanoort@cukz.umcn.nl

- phone: +31 (24) 361 90 60  

- fax: +31 (24) 361 90 52

- website: http://www.umcn.nl/kindenziekenhuis/

Rotterdam

- Erasmus MC - Sophia children's hospital, Dep. of Paediatric Cardiology

- director: Prof. dr. W.A. Helbing       

- contact person: Prof. dr. W.A. Helbing        

- email: w.a.helbing@erasmusmc.nl

- phone: + 31 10 4636264     

- fax: + 31 10 4636772

Utrecht

- Wilhelmina Children's Hospital- University Medical Center Utrecht, Dep. of

   Paediatric Cardiology

- director: Dr. J.L.M. Strengers          

- contact person: Dr. J.L.M. Strengers

- email: j.l.m.strengers@wkz.azu.nl

- phone: +31-71526   

- fax: +31-302505347