Saudi Medical Journal is an open access, peer-reviewed, monthly publication. Our mission is to disseminate accessible, useful, up-to-date, medical information for healthcare professionals of various specialties; and to promote research with clear clinical implications that enriches knowledge locally and internationally. The Journal's vision is to be recognized as the leading journal in the biomedical publication in the region. Saudi Medical Journal Online features free access to all issues, Instructions to Authors, Topic Collections and Information for Authors, Reviewers and Readers.