This paper analyzes the fundamental changes in market structures that may result from the increasing use of information teChnology. First, an analytic framework is presented and its usefulness is demonstrated in explaining several major historical changes in American business structures. Then, the framework is used to help explain how electronic markets and electronic hierarchies will allow clo...

In the United States, cases of proximal femur fracture are more than 250.000 – 300.000 per year and mortality rates range from 14% - 36%. Although common in American European population, Asian continent also has a considerable number cases. Morphometry is combine study for geometry biology which related with three dimensional structur specially human organ. Implant / prostheses that produced so...

error is an inevitable part of life and cannot be completely eliminated, but it can be minimized. a root cause analysis is a technique for understanding the systematic error causes that is involved beyond a person or people to implement an errors and including field and environmental causes of errors when occur in this situation too. an important factor of an error occurrence is a root cause (c...