Vision – To be the world's leading and most trusted provider of information and services that will make a real difference in clinical practice and improve outcomes for patients. Mission – To lead the debate on healthcare and to deliver innovative, useful evidence based knowledge, best practice and learning to doctors, other health professionals, researchers and patients when and where they need it. We publish a number of journals covering major specialties and a growing number of online products for doctors and patients. Continuous product development ensures that our products and services are of constant importance to the medical profession. The BMJ Publishing Group Ltd (BMJPG) is the innovative publishing division of the British Medical Association (BMA) and is one of the world leaders in medical publishing. The BMJ Group complements the activities of the BMA.