1. Diagnostic Ultrasound: Principles, Instruments, and Exercises;Kremkau,1989
2. Doppler Ultrasound: Principles and Instruments;Kremkau,1990
3. Doppler Ultrasound: Physics, Instrumentation, and Clinical Applications;Evans,1989
4. Principles of color flow imaging;Kremkau;J Vasc Tech,1991
5. Modern transducer terminology;Kremkau;J Diagn Med Sonogr,1990