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. Author manuscript; available in PMC: 2019 Feb 8.
Published in final edited form as: Clin Chem. 2015 Oct 14;62(1):99–110. doi: 10.1373/clinchem.2014.237164

Fig. 4. Schematic of PS miniature MS POC system.

Fig. 4

RF, radiofrequency; RIT, rectilinear ion trap; DAPI, discontinuous atmospheric pressure interface; DAQ, data acquisition. Fig. adapted from Li et al. (49) and reproduced with permission from the American Chemical Society.