@article{doi:, author = {Lopez, R Ruiz}, title = {Radiofrequency lesioning of the sympathetic chain at different levels}, journal = {Ağrı}, volume = {16}, number = {1}, pages = {43-48}, year = {2004}, doi = {}, note ={PMID: 15152586}, URL = {https://dx.doi.org/}, eprint = {https://dx.doi.org/} }