TY - RPRT TI - Recent progress in radiofrequency-tagged left ventricular function studies. AU - E G Walsh AU - M Doyle AU - M E Kortright AU - I M Straeter-Knowlen AU - G M Pohost PY - 1999 DO - 10.3109/10976649909080848 UR - https://pubmed.ncbi.nlm.nih.gov/11550352/ ID - 11550352 ER -