Fig. 1
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12885-019-5548-x/MediaObjects/12885_2019_5548_Fig1_HTML.png)
Brief workflow of this study for biomarker discovery and validation. Rsc: Protein ratio from spectral counting, SpI: Spectral index, PHC: Pancreatic head cancer, DCC: Distal cholangiocarcinoma
Brief workflow of this study for biomarker discovery and validation. Rsc: Protein ratio from spectral counting, SpI: Spectral index, PHC: Pancreatic head cancer, DCC: Distal cholangiocarcinoma