Ghogawala Z, Martin B, Benzel EC, Dziura J, Magge SN, Abbed KM, Bisson EF, Shahid J, Coumans JV, Choudhri TF, Steinmetz MP, Krishnaney AA, King JT, Butler WE, Barker FG, Heary RF. Comparative effectiveness of ventral vs dorsal surgery for cervical spondylotic myelopathy. Neurosurgery. 2011 Mar; 68(3):622-30; discussion 630-1.