@article{doi:, author = {KOZAN, Ömer and ÖZKAN, Mehmet and KAZAZOĞLU, Ali Rıza and DİRİCAN, Ahmet and PEKTAŞ, Oral}, title = {Age-related Prevalence of Valve Regurgitations by Pulsed Doppler Echocardiography and Color-flow Imaging Among Normal Subjects}, journal = {Turk Kardiyol Dern Ars}, volume = {21}, number = {3}, pages = {174-177}, year = {1993}, doi = {}, note ={doi: }, URL = {https://dx.doi.org/}, eprint = {https://dx.doi.org/} }