@misc{indiciae32c8321237e2, title = {Visualisation of needle position using ultrasonography.}, author = {G A Chapman and D Johnson and A R Bodenham}, year = {2006}, doi = {10.1111/j.1365-2044.2005.04475.x}, url = {https://pubmed.ncbi.nlm.nih.gov/16430568/}, note = {Source identifier: 16430568} }