2. Reviewers of Manuscripts
2.1. Thorough scientific review is in the interest of the scientific
community.
2.2. A thorough review must include consideration of the ethical dimensions
of a manuscript as well as its scientific merit.
2.3. All scientists are encouraged to participate if possible when
asked to review a manuscript.
2.4. Anonymity of reviewers should be preserved unless otherwise stated
in the guidelines for authors and for reviewers, or unless a reviewer
requests disclosure.
2.5. Reviewers should be chosen for their high qualifications and
objectivity regarding a particular manuscript.
2.6. Reviews should not contain harsh language or personal attacks.
2.7. Reviews should be prompt as well as thorough.
2.8. Reviewers must not use non-public information contained in a
manuscript to advance their own research or financial interests.
2.9. Information contained in a manuscript under review is confidential
and must not be shared with others. (Link)