Mortality associated with hepatitis C and hepatitis B virus infection: A nationwide study on multiple causes of death data
Ugo Fedeli, Epidemiological Department, Veneto Region, 35131 Padova, Italy
Enrico Grande, Francesco Grippo, Luisa Frova, Italian National Institute of Statistics, 00184 Roma, Italy
Author contributions: All authors contributed equally to this work, designed the study, performed analyses, and wrote the manuscript.
Institutional review board statement: Mortality data are routinely collected by the National Institute of Statistics. All analyses were carried out on aggregated data without any possibility of identification of individuals; therefore, the study was exempt from institutional review board approval.
Informed consent statement: Since analyses were carried out on retrospective, routinely collected aggregated data, the informed consent was not required.
Conflict-of-interest statement: The authors declare that they have no conflict of interest.
Data sharing statement: No additional data are available.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Ugo Fedeli, MD, Epidemiological Department, Veneto Region, Passaggio Gaudenzio 1, 35131 Padova, Italy. email@example.com
Telephone: +39-49-8778251 Fax: +39-49-8778235
Received: November 15, 2016
Peer-review started: November 16, 2016
First decision: December 28, 2016
Revised: January 16, 2017
Accepted: February 16, 2017
Article in press: February 17, 2017
Published online: March 14, 2017