Seasonal variations of preoperative vitamin D deficiency and secondary hyperparathyroidism before lumbar fusion surgery by P. Köhli, J. Hambrecht, J. Zhu, E. Chiapparelli, A.E. Guven, K. Tsuchiya, E. Otto, L. Schönnagel, D. Jahn, J. Shue, M. Burkhard, M. Pumberger, A.A. Sama, F.P. Girardi, F.P. Cammisa, A.P. Hughes

Get full text

Should age cutoffs for bone quality screening be lower for patients undergoing lumbar fusion surgery? by P. Köhli, J. Hambrecht, J. Zhu, E. Chiapparelli, L. Schönnagel, A.E. Guven, R. Duculan, G. Evangelisti, J. Shue, K. Tsuchiya, M. Burkhard, M. Pumberger, C. Mancuso, A.A. Sama, F.P. Girardi, F.P. Cammisa, A.P. Hughes

Get full text

What are we missing? undetected low bone mineral density prior to lumbar fusion surgery by P. Köhli, J. Hambrecht, J. Zhu, E. Chiapparelli, L. Schönnagel, A.E. Guven, R. Duculan, E. Otto, A. Kienzle, G. Evangelisti, J. Shue, K. Tsuchiya, M. Burkhard, C. Mancuso, A.A. Sama, F.P. Girardi, F.P. Cammisa, A.P. Hughes

Get full text