Multidrug resistance plasmids underlie clonal expansions and international spread of Salmonella enterica serotype 1,4,[5],12:i:- ST34 in Southeast Asia by The, HC, Thwaites, GE, Pham, P, Thanh, TH, Phuong, LVK, Yen, NP, Le, S-NH, Thuy, DV, Chau, TTH, Phuc, HL, Ngoc, NM, Vi, LL, Mather, AE, Thomson, NR, Baker, S, Pham, DT