He participated in several meetings and workshops organized by the World Health Organization including a two-day discussion on the development of indicators to monitor the implementation of the right of everyone to the enjoyment of the highest attainable standard of physical and mental health.
Il a pris part à plusieurs réunions et ateliers organisés par l'Organisation mondiale de la santé, dont un débat de deux jours sur l'élaboration d'indicateurs pour surveiller la mise en œuvre de ce droit.