@article{Apanius_2017 author = {Victor Apanius and Dustin Penn and Patricia R. Slev and L. Ramelle Ruff and Wayne K. Potts}, title = {The Nature of Selection on the Major Histocompatibility Complex}, journal = {Critical Reviews™ in Immunology}, issn = {1040-8401}, year = {2017}, volume = {37}, number = {2-6}, pages = {75--125} }