Maharaj, M M
Stanford, R E
Lee, B B
Mobbs, R J
Marial, O
Schiller, M
Toson, B
Article History
Received: 4 February 2016
Revised: 21 June 2016
Accepted: 22 June 2016
First Online: 2 August 2016
Competing interests
: Dr RJM receives royalties from Stryker Spine, USA and Kasios Biomaterials, France. The other authors declare no conflict of interest.