@misc{indiciaea8ca9f2da631, title = {Real-time, three-dimensional echocardiography: feasibility and initial use.}, author = {K Sheikh and S W Smith and O von Ramm and J Kisslo}, year = {1991}, doi = {10.1111/j.1540-8175.1991.tb01409.x}, url = {https://pubmed.ncbi.nlm.nih.gov/10149247/}, note = {Source identifier: 10149247} }