Authors of Iran J Health Sci must confirm the following:

• Submitted manuscripts must be the original work of the author(s)

• Only unpublished manuscripts should be submitted

• It is unethical to submit a manuscript to more than one journal concurrently

• Any conflict of interest must be clearly stated

• Acknowledge the sources of data used in the development of the manuscript

• All errors discovered in the manuscript after submission must be swiftly communicated to the Editor

• Authors should indicate whether the procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national)

 • When reporting experiments on animals, authors should be asked to indicate whether the institutional and national guide for the care and use of laboratory animals was followed