@misc{indiciaef398b285efe3, title = {[Endocardial electrograms obtained through pacemaker endocardial lead--comparison between bipolar and unipolar leads (author's transl)].}, author = {M Yokoyama and Y Nishiya and J Wada}, year = {1979}, url = {https://pubmed.ncbi.nlm.nih.gov/515553/}, note = {Source identifier: 515553} }