This study was supported by Chong Kun Dang Pharmacy Corporation, Seoul, Korea. Sponsorship for this study and Rapid Service Fee were funded by Chong Kun Dang Pharmacy Corporation, Seoul, Korea. The funding source has no involvement in interpretation of data, in the writing of the report, and in the decision to submit the article for publication.
All named authors meet the International Committee of Medical Journal Editors (ICMJE) criteria for authorship for this article, take responsibility for the integrity of the work as a whole, and have given their approval for this version to be published.
SHJ wrote, reviewed and revised the manuscript. CGP conceptualized, designed, performed the study and contributed to fund raising. SHJ contributed to the statistical analysis. SHJ, SJP, GRH, SWK, CGP contributed to recruiting patients and performing the study. SJP, GRH, SWK, CGP reviewed the draft. All authors have approved the submitted manuscript.
Sang-Ho Jo, Sung-Ji Park, Geu-Ru Hong, Sang Wook Kim and Chang-Gyu Park have nothing to disclose.
Compliance with Ethics Guidelines
This study was approved by the institutional review board from each hospital (Korean University Kuro Hospital IRB no: KUGH 16,023, 16,092). This study was performed in accordance with the Helsinki Declaration. We confirm that all subjects provided informed consent to participate in the study.
All data generated or analyzed during this study are included in this published article/as supplementary information files.