The BMJ is an emphatic advocate of 循证医学, and publishes original 研究, clinical reviews, news, editorial perspectives, personal views and career focus articles to mention a Recently, its readership has witnessed a surge in the number of articles focussing on medical 伦理 and health in developing The Journal also releases a number of 'theme issues' every year, when it publishes research and review articles pertaining to the theme Some of the popular theme issues in recent years include 'Health in 非洲', 'Management of Chronic Dieseases' and 'Global Vocies on the 艾滋病 Catastrophe' Apart from these, a special two-week 'Christmas Issue' is released every year, on the Friday preceding the year's C