Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs43094-022-00403-x/MediaObjects/43094_2022_403_Fig2_HTML.png)
Representative chromatograms of a blank plasma, b IS and c analytes at LLOQ 5.0 ng/mL and 10.0 ng/mL of ELX and RFX, respectively
Representative chromatograms of a blank plasma, b IS and c analytes at LLOQ 5.0 ng/mL and 10.0 ng/mL of ELX and RFX, respectively