1. Community Reference Laboratory for Avian Influenza and Newcastle Disease; VLA - Weybridge; New Haw Addlestone Surrey KT15 3NB
2. University of Ghent; Salisburylaan 133 9820 Merelbeke Belgium
3. Agence Française de Sécurité Sanitaire des Aliments; LERAPP; Zoopôle Les Croix, BP 53 22440 Ploufragan France
4. Central Veterinary Institute, Lelystad; PO Box 65 8200 AB Lelystad The Netherlands
5. Istituto Zooprofilattico Sperimentale della Lombardia e dell'Emilia Romagna; Sezione di Parma, Via dei Mercati 13 A 43100 Parma Italy
6. National Veterinary Institute; Technical University of Denmark; Bülowsvej 27, Building 11, Room 1.118 1790 København V Denmark
7. Institute of Virology; Philipps University; Hans-Meerwein-Strasse 2 35043 Marburg Germany
8. Merial; 29 Avenue Tony Garnier 69007 Lyon France
9. Laboratorios HIPRA; Avda. La Selva, 135 17170 Amer Girona Spain
10. Friedrich-Loeffler-Institute; Federal Research Institute for Animal Health; Südufer 10 17493 Greifswald-Insel Riems Germany
11. Istituto Zooprofilattico Sperimentale Padova; Viale dell'Università 10 35020 Legnaro Padova Italy