I 1986 ansat ved Bordeaux ’ universitet, hvor han deltog i forskning inden for folkesundhed, bl. a. epidemiologi, klinisk forskning, lægemiddelovervågning, tropesygdomme og smitsomme sygdomme, økonomi og uddannelse inden for sundhedssektoren.
In 1986 he joined the University of Bordeaux and was involved in research areas in public health including epidemiology, clinical research, pharmacovigilance, tropical and infectious diseases, health economy and education.