Lyu T, Cheung KS, Ni L, Guo J, et al. High prevalence and risk factors of multiple antibiotic resistance in patients
who fail first-line Helicobacter pylori therapy in southern China: a
municipality-wide, multicentre, prospective cohort study. J Antimicrob Chemother 2020 Aug 12. pii: 5891805. doi: 10.1093.
PMID: 32785699