@misc{indiciae332d78c45a55, title = {Direct visual operation for aortic stenosis: cardioscopic studies.}, author = {S SAKAKIBARA and T IIKAWA and J HATTORI and K INOMATA}, year = {1958}, url = {https://pubmed.ncbi.nlm.nih.gov/13539436/}, note = {Source identifier: 13539436} }