APA

Vaccaro A. R., Lawrence J. P., Patel T., Katz L. D., Anderson D. G., Fischgrund J. S., Krop J., Fehlings M. G. & Wong D. (20090713). The safety and efficacy of OP-1 (rhBMP-7) as a replacement for iliac crest autograft in posterolateral lumbar arthrodesis: a long-term (>4 years) pivotal study. : Spine.

Chicago

Vaccaro Alexander R, Lawrence James P, Patel Tushar, Katz Lee D, Anderson D Greg, Fischgrund Jeffrey S, Krop Julie, Fehlings Michael G and Wong David. 20090713. The safety and efficacy of OP-1 (rhBMP-7) as a replacement for iliac crest autograft in posterolateral lumbar arthrodesis: a long-term (>4 years) pivotal study. : Spine.

Harvard

Vaccaro A. R., Lawrence J. P., Patel T., Katz L. D., Anderson D. G., Fischgrund J. S., Krop J., Fehlings M. G. and Wong D. (20090713). The safety and efficacy of OP-1 (rhBMP-7) as a replacement for iliac crest autograft in posterolateral lumbar arthrodesis: a long-term (>4 years) pivotal study. : Spine.

MLA

Vaccaro Alexander R, Lawrence James P, Patel Tushar, Katz Lee D, Anderson D Greg, Fischgrund Jeffrey S, Krop Julie, Fehlings Michael G and Wong David. The safety and efficacy of OP-1 (rhBMP-7) as a replacement for iliac crest autograft in posterolateral lumbar arthrodesis: a long-term (>4 years) pivotal study. : Spine. 20090713.