Evaluation of a standardised Vi poly-l-lysine ELISA for serology of Vi capsular polysaccharide antibodies.

Rigsby P, Beamish E, Hockley J, Atkinson E, Hitri K, Jones E, Yang JS, Qadri F, Bachtiar NS, Elias SC, Goel A, Mishra R, Dugyala R, Pasetti MF, Meiring JE, Mbewe M, Gordon MA, Pollard AJ, Logan A, Rijpkema S, anti-Vi IgG working group,