SI Section 1 Extension of Methods Section

Ion intensity vs. laser energy per pulse for PC 34:1 [M+H]+ at m/z = 760.6 from thin film data. Figure S 3. Ion intensity vs. laser energy per pulse for for PC 34:1 [M+K]+ at m/z 798.5 on tissue. ... Red indicates hypothalamus, dark turquoise the cortex, light red the thalamus, the corpus callosum and external capsule in grey extending from the ... ................
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