TY  - RPRT
TI  - Spinal needle with depth guide: a new design for simplifying subarachnoid injections.
AU  - V C Hinck
PY  - 1976
DO  - 10.2214/ajr.127.2.354
UR  - https://pubmed.ncbi.nlm.nih.gov/182023/
ID  - 182023
ER  -