Frequency of valvular regurgitation by color Doppler echocardiography in systemic lupus erythematosus.

@article{Enomoto1991FrequencyOV,
  title={Frequency of valvular regurgitation by color Doppler echocardiography in systemic lupus erythematosus.},
  author={Katsumi Enomoto and Yoshikazu Kaji and Tetsuichirou Mayumi and Yasuo Tsuda and Shozo Kanaya and Kohei Nagasawa and Tadashi Fujino and Yoshiyuki Niho},
  journal={The American journal of cardiology},
  year={1991},
  volume={67 2},
  pages={209-11}
}