External mass compressing the left atrium on transthoracic echocardiography.
Im
Eun-Joo
EJ
Division of Cardiology, Department of Internal Medicine, St. Vincent's Hospital, The Catholic University of Korea, Suwon, Korea.
Oh
Su-Sung
SS
Kang
Kyung-Mi
KM
Kim
Ji-Hoon
JH
Moon
Keon-Woong
KW
Yoo
Ki-Dong
KD
Kim
Chul-Min
CM