Yu, Hyerim
Hong, Seongkuk
Jeong, Chul-Ho
Bae, Jung-Woo
Lee, Sooyeun
Funding for this research was provided by:
National Research Foundation of Korea (NRF-2015M3A9E1028327, NRF-2016R1A6A1A03011325)
Article History
Received: 19 October 2017
Accepted: 20 November 2017
First Online: 1 December 2017
Change Date: 10 January 2019
Change Type: Correction
Change Details: In the original version of the article titled ?Development of a linear dual column HPLC?MS/MS method and clinical genetic evaluation for tramadol and its phase I and II metabolites in oral fluid?, published in 41(3):288?298 (ExternalRef removed), unfortunately an important statement was missing in the Clinical study section by the author. The following statement: ?The clinical study was approved by the Institutional Review Board of Keimyung University (Deagu, Republic of Korea, approval number: 40525-201509-BR-70-02) and Kyungpook National University Hospital (Daegu, Republic of Korea, approval number of clinical trial: 2016-08-005) and carried out at the Kyungpook National University Hospital Clinical Trial Center (Daegu, Republic of Korea).? Should read: ?Written informed consent was obtained from all subjects. The study was performed in accordance with the guidelines of the Declaration of Helsinki on biomedical research involving human subjects and was approved by the Institutional Review Board of Keimyung University (Deagu, Republic of Korea, approval number: 40525-201509-BR-70-02) and Kyungpook National University Hospital (Daegu, Republic of Korea, approval number of clinical trial: 2016-08-005) and carried out at the Kyungpook National University Hospital Clinical Trial Center (Daegu, Republic of Korea).?
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.