In the Foreword by Andrew JS Coats and Giuseppe Rosano in Cardiac Failure Review 2018;4(2), the DOI was incorrectly presented as:
DOI: 10.15420/cfr.2018.4.1.FO1
The correct DOI should be:
DOI: https://doi.org/10.15420/cfr.2018.33.1
The editors would like to sincerely apologise for any inconvenience caused.