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. 2016 Oct 11;6:35010. doi: 10.1038/srep35010

Figure 2.

Figure 2

OPLS-DA score plots based on the data from (A,C) LC-(+)ESI-MS and (B,D) LC-(−)ESI-MS of ESCC patients and healthy controls. Inline graphic, early-stage ESCC patients (T1–2); Inline graphic, advanced-stage ESCC patients (T3–4); and Inline graphic, controls.