TY - RPRT TI - Biphasic tissue Doppler waveforms during isovolumic phases are associated with asynchronous deformation of subendocardial and subepicardial layers. AU - Partho P Sengupta AU - Bijoy K Khandheria AU - Josef Korinek AU - Jianwen Wang AU - Marek Belohlavek PY - 2005 DO - 10.1152/japplphysiol.00191.2005 UR - https://pubmed.ncbi.nlm.nih.gov/15905326/ ID - 15905326 ER -