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Visualization is an important aspect of both exploration and communication of categorical as well as relational data. Graphical displays of policy networks are particularly attractive, since they enable authors to display in a compact way the relevant actors in a network, how they are related to each other, and what the overall structure looks like.(More)
The emergence of large technical systems like railroads, telecommunication networks or power grids was closely associated with hierarchical governance. Despite the success of hierarchical structures in promoting the development of these systems they have recently come under strain. They are suspected of being too slow, too cumbersome, and too unimaginative(More)
OBJECTIVE It was the aim of this study to determine the screening history of all invasive cervical carcinomas between 2004 and 2009 in one of the Federal States of Germany. STUDY DESIGN The pooled data sets of all in-state laboratories, corrected and supplemented by data of the State Cancer Registry, were used. The screening histories of all patients,(More)
The quality of cervical histopathology is critical to cervical cancer prevention, cancer treatment, and research programs. On the basis of the histology results further patient management is determined. However, the diagnostic interpretation of histologic hematoxylin-eosin (H&E)-stained slides is affected by substantial rates of discordance among(More)
The European Community as a social configuration, with its complex division of competencies and action capacities between EC institutions and national governments, is still difficult to conceptualize. In this context the authors propose the concept of corporate actor networks in order to understand more thoroughly the interaction processes of policy(More)
The broadest meaning of governance is the regulation of social activities utilizing a variety of modes and mechanism of societal regulation. These range from collectively binding decisions to uncoordinated individual action guided by social norms and rationality principles. In the political science literature of the 1950s and 1960s this theoretical problem(More)
OBJECTIVE Overexpression of p16INK4a has been proposed as a biomarker helpful for the identification of dysplastic cervical epithelial cells on histologic slides as well as in cervical smears. Since a few nontransformed cells in the genital tract in some instances may also express p16INK4a, we evaluated whether applying established morphologic criteria for(More)