title: Recent increase in S. Paratyphi A phage type 1 and S. Typhi Vi-phage type E1 in England and Wales, associated with travel to the Indian subcontinent.
authors.affiliation: Health Protection Agency Centre for Infections, London, United Kingdom. hannah.lewis@hpa.org.uk
authors.forename: H C
authors.initials: HC
authors.lastname: Lewis
authors.forename: J
authors.initials: J
authors.lastname: Lawrence
mesh_terms: D000293:Adolescent; D000328:Adult; D015984:Causality; D002648:Child; D004196:Disease Outbreaks / Q000706:statistics & numerical data*; D004739:England / Q000453:epidemiology; D005260:Female; D006801:Humans; D015994:Incidence; D007194:India / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D010284:Paratyphoid Fever / Q000453:epidemiology* / Q000382:microbiology*; D011159:Population Surveillance; D018570:Risk Assessment / Q000379:methods*; D012307:Risk Factors; D012483:Salmonella Phages / Q000302:isolation & purification; D012482:Salmonella paratyphi A / Q000302:isolation & purification* / Q000821:virology; D013223:Statistics as Topic; D014195:Travel / Q000706:statistics & numerical data*; D014852:Wales / Q000453:epidemiology