Study on herb-drug associations, case of the Fez-Meknes region Zine El Abidine Saibari, Wissal Iraqui, Hicham Mohti, Lhoussaine El Rhaffari and Abdelhamid Zaid E3S Web Conf., 319 (2021) 01004 Published online: 09 November 2021 DOI: 10.1051/e3sconf/202131901004