[1] Univ Athens, Lab Res Musculoskeletal Syst Theodoros Garofalidi, KAT Hosp, Athens 14561, Greece
[2] Univ Athens, Orthopaed Dept 3, KAT Hosp, Athens 14561, Greece
[3] Cent Clin Athens, Dept Endocrine Surg, Athens, Greece
[4] Univ Athens, Sch Med, Dept Forens Med & Toxicol, Athens 14561, Greece
[5] Univ Athens, Konstantopoul Hosp, Orthopaed Dept 2, Athens 14561, Greece