About the Authors

Dermot Phelan

Contributed equally to this work with: Dermot Phelan, Chris Watson, Ken McDonald

Affiliations Heart Failure Unit, St Vincent’s University Hospital, Elm Park, Dublin, Ireland, School of Medicine and Medical Science, UCD Conway Institute, University College Dublin, Dublin, Ireland

Chris Watson

Contributed equally to this work with: Dermot Phelan, Chris Watson, Ken McDonald

Affiliation School of Medicine and Medical Science, UCD Conway Institute, University College Dublin, Dublin, Ireland

Ramon Martos

Affiliations Heart Failure Unit, St Vincent’s University Hospital, Elm Park, Dublin, Ireland, School of Medicine and Medical Science, UCD Conway Institute, University College Dublin, Dublin, Ireland

Patrick Collier
Anil Patle

Affiliation Heart Failure Unit, St Vincent’s University Hospital, Elm Park, Dublin, Ireland

Seamas Donnelly

Affiliation School of Medicine and Medical Science, UCD Conway Institute, University College Dublin, Dublin, Ireland

Mark Ledwidge

Affiliation Heart Failure Unit, St Vincent’s University Hospital, Elm Park, Dublin, Ireland

John Baugh

John.Baugh@ucd.ie

Affiliation School of Medicine and Medical Science, UCD Conway Institute, University College Dublin, Dublin, Ireland

Ken McDonald

Contributed equally to this work with: Dermot Phelan, Chris Watson, Ken McDonald

Affiliations Heart Failure Unit, St Vincent’s University Hospital, Elm Park, Dublin, Ireland, School of Medicine and Medical Science, UCD Conway Institute, University College Dublin, Dublin, Ireland

Competing Interests

This research was in part funded by a research bursary allocated by the Irish Heart Foundation which was funded by Pfizer. Pfizer had no input into the allocation of the bursary. The research was preformed completely independently of Pfizer. Pfizer had no input into the design or execution of the study or in the data analysis or manuscript preparation. No additional external funding was received for this study. This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials. There are no other relevant declarations relating to employment, consultancy, patents and products in development or marketed products.

Author Contributions

Conceived and designed the experiments: DP CW RM SD ML JB KMD. Performed the experiments: DP RM CW PC AP. Analyzed the data: DP CW PC JB ML KMD. Contributed reagents/materials/analysis tools: KMD. Wrote the paper: DP CW JB KMD.