Updated: Uploaded updated chapter 33 and patch to chapter, dated 24 October 2014.

Chapter 33 update patches archive

Typhoid fever is a systemic infection caused by the gram-negative bacterium Salmonella enterica, subspecies enterica, serotype typhi. Paratyphoid fever is an illness clinically similar but usually less severe than typhoid and is caused by S. paratyphi A, B and C.

https://www.gov.uk/government/publications/typhoid-the-green-book-chapter-33