TY  - RPRT
TI  - Caudal opioids.
AU  - James F Mayhew
PY  - 2003
DO  - 10.1046/j.1460-9592.2003.01097.x
UR  - https://pubmed.ncbi.nlm.nih.gov/12846719/
ID  - 12846719
ER  -