Helicobacter pylori iceA, Clinical Outcomes, and Correlation with cagA: A Meta-Analysis Shiota, Seiji ; Watada, Masahide ; Matsunari, Osamu ; Iwatani, Shun ; Suzuki, Rumiko ; Yamaoka, Yoshio Abstract Publication: PLoS ONE Pub Date: January 2012 DOI: 10.1371/journal.pone.0030354 Bibcode: 2012PLoSO...730354S