Peer reviews: the dreaded rejection.

This commentary considers the reasons for rejection of manuscripts during the peer-review process. Poor methodology, inappropriate statistical analysis, irrelevance, and technical errors are cited frequently as motives for manuscript rejection. Guidance, such as selecting an applicable journal, conducting a rigorous study, and writing efficiently, is provided for authors to prevent initial rejection. Researchers are reassured that rejection is a common consequence of peer-review and subsequent submissions to other journals are often successful publications.