. Dawood, M. S., Al-Dergazly, A. A., & Jaafer, S. H. (2009). APPLICATION OF LASER FIBER OPTIC FOR BLOOD VELOCITY MEASURMENT. Nahrain University College of Engineering Journal, 12(2), 188-194. https://oldjournal.eng.nahrainuniv.edu.iq/index.php/main/article/view/574