RT Journal Article SR Electronic T1 Echocardiographic assessment of left ventricular volume load. JF British Heart Journal JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 1175 OP 1181 DO 10.1136/hrt.36.12.1175 VO 36 IS 12 A1 Madeira, H C A1 Ziady, G A1 Oakley, C M A1 Pridie, R B YR 1974 UL http://heart.bmj.com/content/36/12/1175.abstract AB