Link (Any fulltext)
Macholdt, E., Lede, V., Barbieri, C., Mpoloka, S., Chen, H., Slatkin, M., et al. (2014). Tracing pastoralist migrations to southern Africa with lactase persistence alleles. Current Biology, 24(8), 875-879. doi:10.1016/j.cub.2014.03.027.