F.Aziz, N.Ouazzani, M.Farissi, O.Elhiba, L.Mandi. 2012. Salmonella typhimurium isolated from drinking water of the Assif El Mal population: biotoxin and oxidative stress. International Congress of Microbial Biotechnologies on Active Biomolecules and their applications 15 and 17 March 2012 – Tangier – Morocco.