today, changes in the competitive environment have led to creating organizations with a flexible structure and extensive supply networks, so that they are able to make the necessary changes coordinated with their environment. in this regard, organizations are trying to concentrate their efforts on their competing activities and outsource the other activities to other companies. therefore, the d...

During the three decades of research and practice, the image of Strategic Information Systems Planning has changed considerably. Flexibility, creativity, strategic thinking, and sharing of knowledge are seen as the new ways to both formulate and realize strategy. IT governance has provided a more flexible concept to discuss managerial efforts to align IT with business. But maybe the most import...

Two sibs are described, the first of whom presented the classic Meckel syndrome triad of encephalocele, postaxial polydactyly, and characteristic renal cystic changes. The second sib had none of these abnormalities, but did show urethral atresia and preaxial polydactyly, two features previously described in some patients with Meckel syndrome. The two cases illustrate both the wide phenotypic sp...

Evaluation criteria for conversational CBR (CCBR) systems are important to guide development and tuning of new methods, and to enable practitioners to make informed decisions about which methods to use. Traditional criteria for evaluating CCBR performance by precision and efficiency provide useful information, but are limited by their focus on the single point at which a case is selected at the...

The need to evaluate potential living kidney donors is more pressing than ever before. Evaluating the potential medical risks to individual donors presents both medical and ethical questions related to quantitative hazards of donor nephrectomy. These include conditions commonly associated with age, such as the decline in glomerular filtration rate, the rise in arterial pressures, and weight gai...