1. Comisión Nacional de Energía Atómica (CNEA), Argentina
2. Department of Physics, University of Pavia, Italy
3. Neutron Therapeutics, Helsinki, Finland
4. National Institute of Nuclear Physics (INFN), Unit of Pavia, Italy
5. Depto. de Matemática, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires (UBA), Argentina
6. Department of Oncology, Helsinki University Hospital and University of Helsinki, Helsinki, Finland