Genomic structure and insertion sites of Helicobacter pylori prophages from various geographical origins by Vale, Filipa F., Nunes, Alexandra, Oleastro, Mónica, Gomes, João P., Sampaio, Daniel A., Rocha, Raquel, Vítor, Jorge M. B., Engstrand, Lars, Pascoe, Ben, Berthenet, Elvire, Sheppard, Samuel K., Hitchings, Matthew D., Mégraud, Francis, Vadivelu, Jamuna, Lehours, Philippe