Distribution of Burkholderia pseudomallei within a 300-cm deep soil profile: implications for environmental sampling Dahkki Pongmala, K, Pierret, A, Oliva, P, Pando, A, Davong, V, Rattanavong, S, Silvera, N, Luangraj, M, Boithias, L, Xayyathip, K, Menjot, L, Macouin, M, Rochelle-Newall, E, Robain, H, Vongvixay, A, Simpson, AJH, Dance, DAB, Ribolzi, O