Journal of Molecular Evolution
Journal of Molecular Evolution > 2009 > 68 > 3 > 256-268
Journal of Molecular Evolution > 2009 > 69 > 3 > 240-248
Journal of Molecular Evolution > 2009 > 68 > 3 > 256-268
Journal of Molecular Evolution > 2009 > 69 > 3 > 240-248