[文献资料]参 考 文 献

1 ．程克正，刘延玲.彩色多普勒超声心动图诊断心脏瓣膜病的价值初步探讨.中国循环杂志，1987，2：260 .3 ． Hatle L，Angelsen B . Doppler Ultrasound in cardiology . 2nd ed .4 ． Enriquez-Sarano M . Changes in effective regurgitant orifice throughout systole in patients with mitral valve prolapse . ......