Lee, Kyoung-Mu
Kho, Younglim
Kim, Pan-gyi
Park, Seok-hwan
Lee, Jin-Heon
Funding for this research was provided by:
Korea Food and Drug Administration (10162KFDA649)
Article History
Received: 31 January 2017
Accepted: 19 April 2017
First Online: 28 April 2017
Compliance with ethical standards
: This study was approved by the Institutional Review Board of School of Public Health, Seoul National University. All of the participants gave informed consent.