Funding for this research was provided by:
the Basic Science Research Program of the National Research Foundation of Korea, the Ministry of Education (2016R1D1A1B01010316)
Text and Data Mining valid from 2018-04-03
Received: 5 December 2017
Accepted: 12 March 2018
First Online: 3 April 2018
Ethics approval and consent to participate
: All human liver tissue specimens were obtained during diagnostic and therapeutic procedures. Consent to participate was not required because this was a retrospective study of formalin-fixed, paraffin-embedded tissues obtained after pathological diagnosis. All samples were anonymized before initiating the study. The retrospective study protocol was reviewed and approved by the Institutional Review Board of the Seoul National University Boramae Hospital with the condition of anonymization (IRB No. 26–2016-12/022). The study was conducted in accordance with the principles of the Declaration of Helsinki.
: Not applicable
: The authors declare no conflicts of interest.
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