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. Author manuscript; available in PMC: 2013 Dec 30.
Published in final edited form as: J Am Soc Mass Spectrom. 2012 Jul 24;23(9):10.1007/s13361-012-0428-5. doi: 10.1007/s13361-012-0428-5

Figure 1.

Figure 1

Comparison of the EDD activation for the [M – 2H]2− precursor ion of the tetrasaccharide epimer pair, CS-A and DS