Manuscript ID: {manuId}

Manuscript Title: {manuTitle}

We {authorsName} certify that we have participated sufficiently in the intellectual content, conception and design of this work or the analysis and interpretation of the data (when applicable), as well as the writing of the manuscript, to take public responsibility for it and have agreed to have our name listed as a contributor. We believe the manuscript represents valid work. 
Neither this manuscript nor one with substantially similar content under our authorship has been published or is submitted and is being considered for publication elsewhere.
We certify that all the data collected during the study is presented in this manuscript and no data from the study has been or will be published separately. We attest that, if requested by the editors, we will provide the data/information or will cooperate fully in obtaining and providing the data/information on which the manuscript is based, for examination by the editors or their assignees. Financial interests, direct or indirect, that exist or may be perceived to exist for individual contributors in connection with the content of this paper have been disclosed in the cover letter. 
All persons who have made substantial contributions to the work reported in the manuscript but are not contributors are named in the Acknowledgment and have given us their written permission to be named. If we do not include an Acknowledgment, we have not received substantial contributions from non-contributors and no contributor has been omitted.

Sincerely yours