title: Health care-associated methicillin-resistant Staphylococcus aureus is evolving.
authors.forename: Li-Yang
authors.initials: LY
authors.lastname: Hsu
authors.forename: Tse-Hsien
authors.initials: TH
authors.lastname: Koh
authors.forename: Ban-Hock
authors.initials: BH
authors.lastname: Tan
mesh_terms: D003428:Cross Infection / Q000382:microbiology*; D004196:Disease Outbreaks; D019143:Evolution, Molecular; D006801:Humans; D016106:Methicillin Resistance; D013203:Staphylococcal Infections / Q000453:epidemiology / Q000382:microbiology*; D013211:Staphylococcus aureus / Q000187:drug effects* / Q000235:genetics*