@misc{indiciae92ea1589b4a3, title = {[Comparative echocardiographic volume determinations using a dynamic heart model].}, author = {K Berwing and M Kindler and M Wöllenstein and H Bahawar and G Schumacher and M Schlepper}, year = {1985}, url = {https://pubmed.ncbi.nlm.nih.gov/4013462/}, note = {Source identifier: 4013462} }