Kalmanson, D., Veyrat, C., Derai, C., Savier, C. H., Berkman, M., & Chiche, P. (1972). Non-invasive technique for diagnosing atrial septal defect and assessing shunt volume using directional Doppler ultrasound. Correlations with phasic flow velocity patterns of the shunt.

Kalmanson, D., C. Veyrat, C. Derai, C H. Savier, M. Berkman, و P. Chiche. Non-invasive Technique for Diagnosing Atrial Septal Defect and Assessing Shunt Volume Using Directional Doppler Ultrasound. Correlations With Phasic Flow Velocity Patterns of the Shunt. 1972.

Kalmanson, D., et al. Non-invasive Technique for Diagnosing Atrial Septal Defect and Assessing Shunt Volume Using Directional Doppler Ultrasound. Correlations With Phasic Flow Velocity Patterns of the Shunt. 1972.