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Fig. 9
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Median A(Li), [C/Fe], [N/Fe], [O/Fe], [Na/Fe], [Mg/Fe], [Al/Fe], [Si/Fe], [Ca/Fe], [Ce/Fe], [⟨Ba, La⟩/Fe], and [(C+N+O)/Fe] vs. [Fe/H] of 2P (violet) and AII (orange) middle-stream stars. The continuous and dashed gray lines mark the average trends of the lower and upper streams, respectively.
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