**Author details**

Nikolopoulos Dimitrios1 \*, Sagos George<sup>1</sup> and Michos Ioannis2

\*Address all correspondence to: drdnikol@hotmail.com

1 Orthopaedic Department, Central Clinic of Athens, Greece

2 D Orthopaedic Department, Asklepion Voulas General Hospital, Voula, Greece
