introduction: web citations (urls) are at risk of decay and can be easily fade because of the variable and unstable nature of the internet. so, the purpose of this research was to assess web citation accessibility and decay of articles published in journal of the medical library association (jmla). methods: in this applied– descriptive study, jmla articles (231) in a seven year period (from 200...

Background : Medical Laboratory plays a critical role in maintaining and promoting health. Increasing wide applications of laboratory medicine in clinical practice have highlighted specific topics in the areas of social, professional and ethical issues in the laboratory. Despite the important role of clinical lab in health system, ethical issues have been rarely discussed for clinical labs. Con...

introduction nowadays, salinity is one of the limiting factors for crop production in arid and semi-arid regions. on the other hand, sorghum (sorghum bicolor l.) is a self-pollinated and short-day plant, which partly has been adapted to salinity and water stress conditions; also play an important role in humans, livestock and poultry nourishments. all studies have showed the positive effects of...