Medknow Publications is the largest publisher for open access academic and scientific journals published on behalf of scholarly societies and associations. The publishing house is committed to the improving the visibility and accessibility of the science particularly for and from the developing world. Medknow pioneers in 'fee-less-free' model of open access publishing and provides immediate free access to the electronic editions of the journals and in most cases without charging the authors or authors' institution for submission, processing or publication of the articles.