https://www.selleckchem.com/pr....oducts/nsc-663284.ht
olume measurement and pulmonary vein. It is of great practical importance to compare left atrial volume measurements with pulmonary veins.The amount of medical text data is increasing dramatically. Medical text data record the progress of medicine and imply a large amount of medical knowledge. As a natural language, they are characterized by semistructured, high-dimensional, high data volume semantics and cannot participate in arithmetic operations. Therefore, how to extract useful knowledge or information from the total available da