1. Compagnie Industrielle Des Telecommunications CIT-Alcatel, Centre P. Herreng, 91680 Bruyeres-le-Chatel, France
2. Commissariat à l’Energie Atomique Centre d’Etudes Nucléaires de Fontenay-aux-Roses 92 Fontenay-aux-Roses, France
3. Medtronic™, Inc., 3055 Old Highway Eight Minneapolis, Minnesota 55418
4. Director of Research National Institute of Health and Medical Research, Broussais Hospital 96 Rue Didot, 75014, Paris, France