Effectiveness of cardiac resynchronization therapy in mild congestive heart failure: systematic review and meta-analysis of randomized trials.
Lubitz
Steven A
SA
Cardiovascular Research Center, Massachusetts General Hospital, Boston, MA, USA.
Leong-Sit
Peter
P
Fine
Nowell
N
Kramer
Daniel B
DB
Singh
Jagmeet
J
Ellinor
Patrick T
PT