Pulmonary venous flow patterns by transesophageal pulsed Doppler echocardiography: relation to parameters of left ventricular systolic and diastolic function.

American heart journal
1991
https://researcherprofiles.org/profile/1438818
1957763
Kuecherer HF, Kusumoto F, Muhiudeen IA, Cahalan MK, Schiller NB