@misc{indiciae64c1c42751a5, title = {[Increase in myocardial resistance to ischemia by excluding the heart from the circulation by using a beta-adrenergic receptor block].}, author = {V F Portnoĭ and A V Machulin and G F Dvortsin and A Ia Shargorodskaia}, year = {1979}, url = {https://pubmed.ncbi.nlm.nih.gov/34748/}, note = {Source identifier: 34748} }