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. 2018 Aug 30;29(12):2456–2466. doi: 10.1007/s13361-018-2049-0

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© The Author(s) 2018

Open Access This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Effect of adjusting the organic composition of spray solvent (acetonitrile—grey bars, methanol—white bars) on selected peaks within the high velocity region (a) and haemoglobin region (b)