Change Log

Major update published on 29 July 2014

One of the key features of Living Reviews is that its articles are kept up-to-date by their authors. A major update is considered a new publication. As such it is again subject to peer review and is issued with a new publication number.

Global description:

Substantially revised and updated the previous version. Added 4 new figures. The number of references increased from 396 to 557.

Previous version: