लेखक: Leonard M. Shapiro

From its humble beginnings in the 1950’s as an adaptation of marine sonar systems, echocardiography has recently grown rapidly in its usage and importance. Advanced computer techniques now allow imag …

From its humble beginnings in the 1950’s as an adaptation of marine sonar systems, echocardiography has recently grown rapidly in its usage and importance. Advanced computer techniques now allow imag …