Answer to the letter to the editor of Y. Wang, et al. concerning "Is ABO blood type a risk factor for adjacent segment degeneration after lumbar spine fusion?" by S.S. Rudisill, et al. (Eur Spine J [2024]: doi 10.1007/s00586-024-08516-y)
Eur Spine J. 2024 Dec 21.
doi: 10.1007/s00586-024-08624-9.
Online ahead of print.