magA is not a specific virulence gene for Klebsiella pneumoniae strains causing liver abscess but is part of the capsular polysaccharide gene cluster of K. pneumoniae serotype K1

¹ Division of Infectious Diseases and Tropical Medicine, Department of Internal Medicine, Tri-Service General Hospital, Taiwan

² Graduate Institute of Medical Sciences, National Defense Medical Center, Taiwan

³ Section of Infectious Diseases, Department of Medicine, Taipei Veterans General Hospital and National Yang-Ming University, Taiwan

⁴ Division of Clinical Research, National Health Research Institutes, NDMC, Min-Chuan East Rd, Neihu, Taipei, Taiwan