Erratum to: J Child Orthop (2010) 4:39–44 DOI 10.1007/s11832-009-0225-2

In the original publication, the first and last names of all the authors have been interchanged and published incorrectly.

The correct names are as follows:

Hayan Rammal, Philippe Gicquel, Ludovic Schneider, Claude Karger, Jean-Michel Clavert.