Gallbladder carriage of Salmonella paratyphi A may be an important factor in the increasing incidence of this infection in South Asia. - Khatri, N; Maskey, P; Poudel, S; Jaiswal, V; Karkey, A; Koirala, S; Shakya, N; Agrawal, K; Arjyal, A; Basnyat, B; Day, J; Farrar, J; et al. (2009)