Coordinator:

Prof. Dr. Jan Deprest

Dept. of Obstetrics and Gynaecology

University Hospitals Katholieke Universiteit Leuven

Herestraat 49 - B-3000 Leuven

+ 32 16 34 42 15 (Tel) - + 32 16 34 42 05 (Fax)

email: Jan.Deprest@uz.kuleuven.ac.be

Partners

Partner 2: Université de Versailles St Quentin en Yvelines (UVSQ.OG) – Prof Dr Yves Ville

Dept of Gynaecology and Obstetrics, 10 rue du Champ-Gaillard, 78303 Poissy Cedex, France.

Telephone: + 33 1 39 27 52 51 – Fax: + 33 1 39 27 44 12 – email: yville@wanadoo.fr

Partner 3: Algemeines Krankenhaus Brambek (AKB.PDT) – PD Dr Kurt Hecher (Address until transition)

Prenatal Medizin Alg Krankenhaus Brambek, Rübenkamp 128, 22291 Hamburg, Germany.

Telephone: + 49 40 63 85 21 00 – Fax: + 49 40 63 85 21 69 – email: KHecher@compuserve.com

Partner 4: Harris Birthright Research Centre (HBRCFM) – Prof Dr K Nicolaides

Harris Birthright Research Centre for Fetal Medicine, King's College Hospital, Denmark Hill, London, SE5 9RS, UK. Telephone: +44 20 73463040 – Fax: +44 20 77383740 – email: kypros@technocom.com

Partner 5: Institut Catala de la Salut, Hospitals Vall d’Hebron (ICSES.HGV.OBGI.FM) – Prof E Gratacos

Fetal Medicine Unit - Dept. of Obstetrics and Gynaecology - Ultrasound unit, Hospital Universitari Materno-Infantil Vall d’Hebron, Universitat Autònoma de Barcelona, Pg.Vall d’Hebron 119-129, 08035 Barcelona, Spain

Telephone: + 39 02 5799 5467 – Fax: + 39 02 5799 5467 – egratacos@cs.vhebron.es

Partner 1.1 :East Flanders Prospective Twin Survey (EFPTS) – Centre for Human Genetics (KU Leuven)

East Flanders Prospective Twin Survey (EFPTS), Association for Scientific Research in Multiple Births (Twins), Centre for Genetic Epidemiology - Department for Human Genetics of the University Hospitals of Leuven, B-3000 Leuven, Belgium. Telephone: + 32 16 33 26 88 – Fax: + 32 16 33 26 86 - robert.vlietinck@med.kuleuven.ac.be

Partner 7: Academical Ziekenhuis bij de Universiteit van Amsterdam (AZUAM.LC) – Prof M Van Gemert

Laser Centre & Department of Obstetrics and Gynecology, Academic Medical Centre, University of Amsterdam, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands

Telephone: + 31 20 566 4386– Fax: + 31 20 697 5594 - M.J.vanGemert@amc.uva.nl

Partner 8: Astraia (ASTRAIA.RD) – R Denk

Astraia Software GmbH,Zettler Str. 29, 80992 München, Germany

Telephone: + 49 89 127 1147 0 – Fax: + 49 89 127 1147 17 – email: roland@astraia.com

Partner 9: Karl Storz Gmbh & Co KG. (KSTORZ.ELE) – Mr Gerard Barki

Karl Storz Endoskope, Mittelstrasse, 8, 78532 Tuttlingen, Germany.

Telephone: + 41 22 735 21 00 – Fax: + 41 22 786 46 00 – barki@swissonline.ch

Partner 10: UK Twin 2 Twin Syndrome Association (T2T) – Mrs Correen Jackson

UK Twin 2 Twin Transfusion Syndrome Association

42 Wenworth Crescent, UB3 1NN Harlington, Hayes, UK

Telephone: +44 20 8581 7359– correenukt2t@blueyonder.co.uk

New Address Partner 3: Universitätsklinikum Eppendorf (UKE) – Prof Kurt Hecher

Klinik für Geburtshilfe und Pränatalmedizin, Martinistrasse 52, Hamburg, Germany.

Telephone: + 49 40 428030 –email: KHecher@uke.uni-hamburg.de