Received: 30 May 2017
Accepted: 8 May 2018
First Online: 20 September 2018
Ethics approval and consent to participate
: Ten adults prospectively enrolled: Written informed consent was provided by each participant and the study was approved by the Beth Israel Deaconess Medical Center’s Committee on Clinical Investigations; the study is in compliance with the Declaration of Helsinki. Eight adults with isolated LBBB from among the 1794 members of the Framingham Offspring cohort who previously underwent CMR at BIDMC as part of a separate research study: That study, and use of data then obtained in the present study, was approved by the institutional review boards of the Beth Israel Deaconess Medical Center and the Boston University Medical Center and complies with the Declaration of Helsinki. Each Framingham participant provided written informed consent.
: The authors declare that they have no competing interests.
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