All submitted manuscript are screened by manuscript editor before peer review. During screening, instructions for author, ethical issues are checked and it is performed within 1 week. If there is problem, the manuscript can be returned for resubmission or reject without peer review.
Every manuscript received is circulated to three peer reviewers. The author's name and affiliation is not disclosed to reviewers during the review process.
The review process can be repeated three times if the request for revision is suggested by the reviewers. If the re-review is repeated more than three times, it may not be considered for publication.
If two reviewers do not agree to accept the manuscript, it may not be considered for publication. The first review process usually ends within one month.
If there are any complicated statistical analyses in the manuscript, it may be reviewed by a statistical editor.
The finally accepted manuscript will be reviewed by a manuscript editor for the consistency of the format and the completeness of references. The manuscript may be revised according to the opinion of the manuscript editor.