Ryan, K. A.; van Doorn, L.-J.; Moran, A. P.; Glennon, M.; Smith, T.; Maher, M. (American Society for Microbiology, 2001-05-01)
The prevalence of clarithromycin resistance-associated mutations, the cytotoxin-associated gene (cagA), and the various vacuolating cytotoxin (vacA) genotypes was determined in 50 gastric biopsy specimens from Helicobacter ...