Authors: Parmenion P Tsitsopoulos; Bartosz Wojewnik; Leonard I Voronov; Robert M Havey; Susan M Renner; Julia Zelenakova; Braden McIntosh; Gerard Carandang; Celeste Abjornson; Avinash G Patwardhan Journal: Eur Spine J Date: 2012-04-04 Impact factor: 3.134