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. 2009 Apr 24;4(4):e5330. doi: 10.1371/journal.pone.0005330

Figure 1. Plots of lead isotope ratios in ground meat samples containing radiodense fragments from four deer.

Figure 1

Ratios from lead-in-meat samples clustered with those of unfired bullets but were distinct from bone lead ratios. Note that there are four meat data points (open triangles) in each graph, but two have almost identical positions and are superimposed.