@article {110, editor = {,}, title = {Electronic instrumentation theory of cardiac technology}, volume = {21}, number = {103}, pages = {110--110}, year = {1971}, publisher = {Royal College of General Practitioners}, issn = {0035-8797}, URL = {https://bjgp.org/content/21/103/110.4}, eprint = {https://bjgp.org/content/21/103/110.4.full.pdf}, journal = {British Journal of General Practice} }