introduction: we can facilitate hospital management and prevent organizational crises by applying quality management principles. gharazi hospital in isfahan set up a quality management system in 1380 and in 1381 received iso 9001 , 2000 certificates. this study compared the quality management principles and the quality management system established in this hospital. methods: it is a cross-secti...

introduction: ergonomics is the science of improvement of the work environment, job and equipment and adapting them to the human capabilities and limitations. observing ergonomic principles of computer application is essential for the computer users. lack of attention to these principles would decrease efficiency and cause irreparable somatic complications. the present study assesses the knowle...

in this research, the magnetite nanoparticles (fe304) were prepared by coprecipitation of fe- andginger is a well known spice and flavoring agent which has also been used in traditional medicine inmany countries. ginger contains essential oils including gingerol and zingiberene. it also containspungent principles such as zingerone, and shogaol. in the paper six theoretical methods were used toc...