[1] Guo G. X., Xu C. C., Hwang N. H. C.. Laser assessment of leaflet closing motion in prosthetic heart valve. J. Biomedical Engineering, 1990,12(6):477~481
[2] Wu Z. J., Wang Y., Hwang N. H. C.. Occluder closing behavior: a key factor in mechanical heart valve cavitation. J. Heart Valve Disease, 1994, 3(Suppl.I):S25~S33
[3] George X. Guo, Chalie C. Xu, NED H. C. Hwang. The Closing Velocity of Baxter Duromedic heart valve prostheses. Trans. Am Soc Int Artif Organs, 1990, 36(3):m529~m532
[4] Wang S. K., Wu Z. J., Wang Y. et al.. Deceleration of bileaflet MHV at closing and transient pressure reduction. Annals of Biomedical Engineering, 1993, 21(suppl.I):21