Figure 1. Geographical distribution of multidrug-resistant Pseudomonas aeruginosa (MDR-PA) isolates and carbapenemases producers collected in this study.

The size of the red cycle and numbers indicate the number of MDR-PA strains; the yellow cycle and the numbers in parentheses indicate the number of carbapenemases producers in different hospitals. The two letters are the abbreviation of the hospitals that participated in this program, and the full hospital name can be found in the Acknowledgements section. Note: the figure was modified from China Blank Map from https://commons.wikimedia.org/wiki/File:China_blank_map.svg.