Inclusion criteria |
Listed in PubMed, Embase database, WHO or PAHO databases |
Published before 31st December 2013 |
Conducted in human subjects |
Published in English language |
Collected blood and bone marrow samples from same patients for S. Typhi detection |
Identified by search terms defined in the text |
Study design: Laboratory surveillance |
Exclusion criteria |
Papers that do not distinguish S. Typhi from S. Paratyphi in blood culture results |