Sim, Eun Ji
Ko, Kwang-Pil
Ahn, Choonghyun
Park, Sang Min
Surh, Young-Joon
An, Seokyung
Kim, Sung-Won
Lee, Min-Hyuk
Lee, Jong Won
Lee, Jeong Eon
Kim, Ku Sang
Yom, Cha Kyong
Kim, Hyun-Ah
Park, Sue K. http://orcid.org/0000-0001-5002-9707
Funding for this research was provided by:
National R&D Program for Cancer Control, Ministry of Health & Welfare, Republic of Korea (1020350)
Seoul National University Research Grant
Article History
Received: 27 February 2020
Accepted: 10 August 2020
First Online: 17 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All procedure performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. This study was registered at clinicaltrials.gov as NCT00595348, and approved by the Institutional Review Boards of Seoul National University (IRB number: C-0709–050-219) and all ethics committees of each participating centers.
: Informed consent was obtained from all individual participants included in the study.