Isovolumic relaxation time varies predictably with its time constant and aortic and left atrial pressures: Implications for the noninvasive evaluation of ventricular relaxation
American Heart Journal (1992) - Comment
doi: 10.1016/0002-8703(92)90416-s  issn: 0002-8703 

James D. Thomas, Frank A. Flachskampf, Chunguang Chen, J.Luis Guererro, Michael H. Picard, Robert A. Levine, Arthur E. Weyman