@misc{indiciae6eb60383b2a1, title = {Upper arm blocks: differential modalities.}, author = {H Nolte and M D Farrar}, year = {1978}, doi = {10.1097/00004311-197801640-00009}, url = {https://pubmed.ncbi.nlm.nih.gov/744653/}, note = {Source identifier: 744653} }