Nature Reviews Disease Primers article number: 15082; doi:10.1038/nrdp.2015.82; published online 7 Jan 2016

In the version of the article originally published, two of the reference highlights were included in the incorrect place. The highlight for reference 128 now reads: This is the first study to compare the severity of dystonia and motor function in children with isolated monogenetic dystonia, progressive dystonias and dystonic cerebral palsy. The highlight for reference 129 now reads: This paper is important to the diagnosis and management of cerebral palsy and is highly influential for clinical decision making. The highlight for reference 130 has been removed. This has now been corrected.