Human related study must comply with the principles of the Declaration of Helsinki and its recommendations guiding physicians in biomedical research involving human subjects (adopted by the 18th World Medical Assembly, Helsinki, Finland, June 1964 and amended by the 29th World Medical Assembly, Tokyo, Japan, October 1975; the 35th World Medical Assembly, Venice, Italy, October 1983; and the 41st World Medical Assembly, Hong Kong, September 1989). The authors should disclose IRB approval information and should be ready to provide the proof of IRB approval when required from this journal.
This jounral requires research integrity to all authors. Data fabrication or falsification, and image manipulation are strictly prohibited. Pleagirism shall not be accepted. Any suspected questionable reasearch shall be asked for explanation by the editorial board.
Submission of a manuscript shall be based on the approval of all authors and based on the premise that all authors contributed to the manuscript. There should be only one first author and one corresponding author.
It is the authors' obligation to disclose any potential conflicts of interest. Grant or funding informations should be included in the manuscript.
Submission of a manuscript shall be based on the premise that the manuscript was not published before and is not being considered publishing elsewhere. The authors submitting a paper do so on the understanding that the copyright of the manuscript shall be automatically transfered to the KAO once the manuscript is accepted for publication