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. 2018 Jan 26;14:29. doi: 10.1186/s12917-018-1337-z

Fig. 4.

Fig. 4

Geographical distribution of the sampled mink farms. The area covers 5 provinces in China: (a) Heilongjiang, (b) Jilin, (c) Liaoning, (d) Hebei, and (e) Shandong. The farms are marked with circles, squares, and triangles