Heart rate effects on strain and strain rate in healthy children.
Boettler P, Hartmann M, Watzl K, Maroula E, Schulte-Moenting J, Knirsch W, Dittrich S, Kececioglu D.
Boettler P, et al. Among authors: dittrich s.
J Am Soc Echocardiogr. 2005 Nov;18(11):1121-30. doi: 10.1016/j.echo.2005.08.014.
J Am Soc Echocardiogr. 2005.
PMID: 16275519
Clinical Trial.