Dear Editor, Recently, an interesting article entitled “ Publisher pulls 58 articles by Iranian scientists over authorship manipulation “ was published in the Nature’s News and Comment by the E. Callaway that reported the serious misconduct by the group of the Iranian researchers, resulting in BioMed Central (BMC) and Springer, two of the world’s famous publishers, retracting 58 article authore...

historically, there is a consensus that islamic medicine followed the persian, greek and egyptian medicine and that a large number of muslim scholars were non-arabs. it is also known that most famous islamic physicians who took their knowledge to arabic countries received their education in the famous and credible university of gondishapour in iran. therefore, in order to develop a more compreh...

The focus of the present study is on financial markets Iran. In fact, purpose to examine critical state Iranian stock market and compare it with one famous American called Dow Jones. crisis effect interaction companies within a market. According modern theory, phenomenon orientation finding negative preferred direction among companies. data 180 this that were active during period 2008 2019 used...