1. Department of Oncology, Center for Experimental Drug and Gene Electrotransfer, Copenhagen University Hospital Herlev, Herlev 2730, Denmark.
2. Institute of Oncology Ljubljana, 1000 Ljubljana, Slovenia.
3. Institut Gustave Roussy, 94805 Villejuif, France.
4. BioAlliance Pharma, 75015 Paris, France.
5. Unités Mixtes de Recherche 8203, Centre National de la Recherche Scientifique, 94800 Villejuif, France.
6. Unités Mixtes de Recherche 8203, Université Paris-Sud, 91405 Orsay, France.