Journal of Molecular Evolution
Journal of Molecular Evolution > 2009 > 68 > 1 > 66-79
Journal of Molecular Evolution > 2009 > 69 > 2 > 142-149
Journal of Molecular Evolution > 2009 > 68 > 1 > 66-79
Journal of Molecular Evolution > 2009 > 69 > 2 > 142-149