共 7 条
[1]
BEPPU S, 1976, BRIT HEART J, V38, P911
[3]
LIGTVOET CM, 1977, ULTRASONICS MAR, P89
[4]
LIGTVOET CM, UNPUBLISHED
[6]
SOMMERVILLE J, 1968, BRIT HEART J, V30, P446
[7]
YOSHIKAWA J, 1975, JPN HEART J, V16, P1