Dear Authors and Referees;
TR Index made some new regulations to the criteria of 2020 regarding ethical rules. These arrangements are summarized below. Please submit your paper according to these rules. Our authors should obtain the relevant documents and upload them to the system together with their ethical committee approval.

1. "Ethics Committee Approval" is required for all kinds of research conducted with qualitative or quantitative approaches that require data collection from participants using survey, interview, focus group work, observation, experiment, interview techniques.

2. The articles should state whether an ethical committee permit and/or legal/special permission is required. If these approvals are required, it should be clearly presented from which institution, on what date and with which decision or number.

3. "Ethics Committee Approval" is required for researches using humans and animals (including materials/data) for experimental or other scientific purposes.

4. If the study involves the use of human or animal subjects, the international declaration of the study, guidance, etc. it must be declared that it is performed properly.

5. "Ethics Committee Approval" is required for clinical studies on humans and animals.

6. By the law on the protection of personal data, "Ethics Committee Approval" is needed for retrospective studies.

- Retrospective ethics permit is not required for the articles, which were produced from used master/doctorate studies before 2020 (but should be stated in the article).

- Researchers who are not members of the university can also apply to the Ethics Committees in their region.