TY - GEN AU - Nelson,D A TI - Dangers from intraspinal steroid injections SN - 0003-9942 PY - 1990///0330 KW - Back Pain KW - drug therapy KW - Humans KW - Injections, Spinal KW - adverse effects KW - Methylprednisolone KW - Steroids N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1001/archneur.1990.00530030019009 ER -