Characterization of genetic elements carrying mcr-1 gene in Escherichia coli from the community and hospital settings in Vietnam od Vu Thi Ngoc, B, Le Viet, T, Nguyen Thi Tuyet, M, Nguyen Thi Hong, T, Nguyen Thi Ngoc, D, Le Van, D, Chu Thi, L, Tran Huy, H, Penders, J, Wertheim, H, van Doorn, HR