||1987-1989, Senior resident y clinical/research fellow in the Radiation Medicine Department, Harvard Cyclotron, y Edwin Steele Laboratory, Massachusetts General Hospital, Harvard University, Boston, Massachusetts, US.
1990-1991, Adjunct physician in the Oncology Department of the Hospital de Sant Pau, Barcelona, E.
1991-2006, Deputy Head of Service in the Radio-Oncology Service of the Hôpitaux Universitaires de Genève (HUG), Geneva, CH.
1996 and 1997, Doctor of Medicine and Privat Docent from the University of Geneva, CH.
1999…, Director of the Radio-Oncology Service, Teknon Oncology Institute, Barcelona, E.
2000-2008, Director of the Swiss Proton Users Group.
2006-2019, Head of the Radio-Oncology Service, HUG, Geneva, CH and Associate Professor of the Faculty of Medicine of the University of Geneva since 2007