TY - GEN AU - Penn,R D TI - Catheter implant systems for intrathecal drug delivery SN - 0022-3085 PY - 1996///0604 KW - Catheters, Indwelling KW - Drug Delivery Systems KW - methods KW - Humans KW - Injections, Spinal N1 - Publication Type: Letter UR - https://doi.org/10.3171/jns.1996.84.4.0713a ER -