Answer to the letter to the editor of R. Nardone et al. concerning "Hepatic myelopathy with spastic paraparesis: report of two cases and review of the literature" (by Sana Ben Amor et al. (2013), Eur Spine J; DOI 10.1007/s00586-013-2828-z)

针对 R. Nardone 等人关于“伴有痉挛性截瘫的肝性脊髓病：两例病例报告及文献综述”（Sana Ben Amor 等人 (2013)，Eur Spine J；DOI 10.1007/s00586-013-2828-z）的致编辑的信函的答复