@misc{indiciae6fc7a207a3a0, title = {Test-doses in extradural analgesia.}, author = {J A Stirt}, year = {1978}, doi = {10.1093/bja/50.12.1267-a}, url = {https://pubmed.ncbi.nlm.nih.gov/747701/}, note = {Source identifier: 747701} }