TY  - RPRT
TI  - Walking extradurals.
AU  - J A Crowhurst
AU  - F Plaat
AU  - S Subunagunta
PY  - 1998
DO  - 10.1093/bja/80.5.701
UR  - https://pubmed.ncbi.nlm.nih.gov/9691889/
ID  - 9691889
ER  -