TY  - RPRT
TI  - Tissue Doppler Echocardiography.
AU  - John Gorcsan
PY  - 1999
DO  - 10.1111/j.1540-8175.1999.tb00090.x
UR  - https://pubmed.ncbi.nlm.nih.gov/11175175/
ID  - 11175175
ER  -