This article refers to:
Effects of standing on bone density and hip dislocation in children with severe cerebral palsy Ylva Dalén, Maria Sääf, Hans Ringertz, Brita Klefbeck, Eva Mattsson, Yvonne Haglund-Åkerlind
Advances in Physiotherapy 2010, 12(4): 187–193. doi: 10.3109/14038196.2010.497191.
On page 188, line 43 “Göran Hägglund” should have read “Gunnar Hägglund”.