@misc{indiciaef33ef0a9653b, title = {[Experience with the digital automatic MAC 12 electrocardiograph].}, author = {I Hulín and E Popperová and K Sabolová and K Kozlíková and M Maco and H Petrásová and A Wolfová}, year = {1988}, url = {https://pubmed.ncbi.nlm.nih.gov/3203211/}, note = {Source identifier: 3203211} }