Symposium presentation Click here to download the presentations of the participants: Josef Schmied Daniel Nkemleke Alexangra Esimaje Simo Bobda Samuel Atechi Bonaventure Sala Fokam Victor Jacinta Edusei Justina NjikaLayi Butake Napoleon Epoge Obiageli Nnamani Comfort Oben Camilla Arundie Dunlop Ochieng Marcel Jaff Lozzi Martial Pani Nalowa Solange Swiri M Mohamadou Mary Shey Humphrey Ndi