TY - GEN AU - SIMPSON,B R AU - SALT,R H TI - A chuck for extradural injections SN - 0007-0912 PY - 1998///1101 KW - Anesthesia KW - Anesthesia, Conduction KW - supply & distribution KW - Anesthesiology KW - Equipment and Supplies KW - Humans KW - Injections, Epidural N1 - Publication Type: Journal Article UR - https://doi.org/10.1093/bja/33.12.664 ER -