Balancing selection maintains hyper-divergent haplotypes in Caenorhabditis elegans

Daehan Lee, Stefan Zdraljevic, Lewis Stevens, Ye Wang, Robyn E. Tanny, Timothy A. Crombie, Daniel E. Cook, Amy K. Webster, Rojin Chirakar, L. Ryan Baugh, Mark G. Sterken, Christian Braendle, Marie Anne Félix, Matthew V. Rockman, Erik C. Andersen