<sup>87</sup>Sr/<sup>86</sup>Sr ratios of human tooth enamel and bone from the cemetery at Szólád in comparison to modern vegetation, water, and soil samples from localities within a 12 km radius and from major geological units in the hills north of Lake Balaton.

<p>Ranges I and II are derived from the data distribution of the tooth enamel of the children, illustrated in the kernel density plot (<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0110793#pone-0110793-g005" target="_blank">Figure 5</a>). The data from Kestzthely-Fenékpuszta and Balatonszárszó were taken from <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0110793#pone.0110793-HeinrichTamska1" target="_blank">[79]</a> and <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0110793#pone.0110793-Whittle1" target="_blank">[57]</a> respectively (graphics: C. Knipper).</p>