1.
Applications of pulsed Doppler flow mapping to left sided cardiac valvular lesions
by KALMANSON, D
International journal of cardiac imaging, 1986, Vol.2 (1), p.37-45

2.
Color and pulsed Doppler studies of atrial flow dynamics in normals and adult patients with uncomplicated atrial septal defects
by VEYRAT, C
International journal of cardiac imaging, 1990, Vol.6 (1), p.1-10
