BMJ is a member of CrossCheck by CrossRef and iThenticate. iThenticate is a plagiarism screening service that verifies the originality of content submitted before publication. iThenticate checks submissions against millions of published research papers, and billions of web content.
BMJ runs manuscripts through iThenticate screening prior to publication. Authors, researchers and freelancers can also use iThenticate to screen their work before submission by visiting www.ithenticate.com.