APA

Koller H., Zenner J., Gajic V., Meier O., Ferraris L. & Hitzl W. (20121119). The impact of halo-gravity traction on curve rigidity and pulmonary function in the treatment of severe and rigid scoliosis and kyphoscoliosis: a clinical study and narrative review of the literature. : European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society.

Chicago

Koller Heiko, Zenner Juliane, Gajic Vera, Meier Oliver, Ferraris Luis and Hitzl Wolfgang. 20121119. The impact of halo-gravity traction on curve rigidity and pulmonary function in the treatment of severe and rigid scoliosis and kyphoscoliosis: a clinical study and narrative review of the literature. : European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society.

Harvard

Koller H., Zenner J., Gajic V., Meier O., Ferraris L. and Hitzl W. (20121119). The impact of halo-gravity traction on curve rigidity and pulmonary function in the treatment of severe and rigid scoliosis and kyphoscoliosis: a clinical study and narrative review of the literature. : European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society.

MLA

Koller Heiko, Zenner Juliane, Gajic Vera, Meier Oliver, Ferraris Luis and Hitzl Wolfgang. The impact of halo-gravity traction on curve rigidity and pulmonary function in the treatment of severe and rigid scoliosis and kyphoscoliosis: a clinical study and narrative review of the literature. : European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society. 20121119.