@misc{indiciae09c9fb9b2330, title = {[Painful left bundle-branch block during exertion].}, author = {C Loubeyre and E Tison and C Neuville and P Degroote and G Ducloux}, year = {1991}, url = {https://pubmed.ncbi.nlm.nih.gov/1781636/}, note = {Source identifier: 1781636} }