Antimicrobial activities of Eugenol and Cinnamaldehyde against the human gastric pathogen <it>Helicobacter pylori</it> oleh Ahmed Khaja S, Musaddiq M, Ahmed Irshad, Khan Aleem A, Ali Shaik, Polasa H, Rao L Venkateswar, Habibullah Chittoor M, Sechi Leonardo A, Ahmed Niyaz