Optimized methods for detecting Salmonella Typhi in the environment using validated field sampling, culture and confirmatory molecular approaches.

Rigby J, Elmerhebi E, Diness Y, Mkwanda C, Tonthola K, Galloway H, Miles R, Henrion MYR, Edwards T, Gauld J, Msefula C, Johnston R, Nair S, Feasey N, Elviss NC,