نتایج جستجو برای: downgrades
تعداد نتایج: 162 فیلتر نتایج به سال:
BACKGROUND The grade of dysplasia found in Barrett's oesophagus surveillance biopsies is a major factor to determine follow up and treatment. However, it has been reported that the reproducibility of the grading system is not optimal. AIMS To compare routine and expert dysplasia grades in Barrett's oesophagus surveillance biopsies. To evaluate prospectively morphometrical grading support and ...
BACKGROUND Tourette syndrome (TS) is a neurodevelopmental condition characterised by chronic motor and vocal tics affecting up to 1% of school-age children and young people and is associated with significant distress and psychosocial impairment. OBJECTIVE To conduct a systematic review of the benefits and risks of pharmacological, behavioural and physical interventions for tics in children an...
Motivated by recent financial crises in East Asia and the U.S. where the downfall of a small number of firms had an economy-wide impact, this paper generalizes existing reduced-form models to include default intensities dependent on the default of a counterparty. In this model, firms have correlated defaults due not only to an exposure to common risk factors, but also to firm-specific risks tha...
BACKGROUND Procedural sedation and analgesia (PSA) is used frequently in the emergency department (ED) to facilitate painful procedures and interventions. Capnography, a monitoring modality widely used in operating room and endoscopy suite settings, is being used more frequently in the ED setting with the goal of reducing cardiopulmonary adverse events. As opposed to settings outside the ED, th...
This paper documents the tendency of mutual fund managers to follow analyst recommendation revisions when they trade stocks, and the impact of analyst revisioninduced mutual fund “herds” on stock prices. We find that mutual fund herds follow consensus revisions in analyst recommendations, controlling for common investment signals that affect both analyst revisions and mutual fund trading. Conse...
Membrane inlet sensor techniques allow online, real-time and in situ analyses of gases during the investigation of aquatic environments. Of specific interest for research and applied objectives are quantifications of gases like methane, higher hydrocarbons, carbon dioxide, nitrogen, volatile organic compounds, and pollutants. For these objectives, membrane inlet systems are coupled to optical o...
We are constantly reminded that we live in an ‘information age’—an era in which production, consumption, and everyday life are all dominated by the pervasive presence and flow of information made possible by the digitisation of society. Amongst the hype, one might be forgiven for believing that information is something of a panacea, to be embraced by all. However, closer inspection suggests tha...
Public administrations are increasingly confronted with a modernization and service gap. Within the scope of eGovernment initiatives in the last few years, administrations try to overcome this gap by reorganizing and automating their business processes. In order to increase the quality of operations and processes, reference process models can be used as a valuable design support. Reference proc...
THREE PROBLEMS IN RELATION TO Luciano Floridi's work on the Philosophy of Information (PI) and the relationship of PI to Library and Information Science (LIS) are considered: the claim that LIS is a materials-based discipline, Floridi's claim about Information as a message transfer system, and his downgrading of Social Epistemology to be a subset of PI. The recent history of LIS and the practic...
This paper analyzes the evolution of capital investment strategy at Catholic Healthcare West (CHW) between 1996 and 2005, as the forty-hospital system reversed its financial losses and diversified into ambulatory services and high-growth markets. The system developed a formal process for allocating capital among profitable facilities and those providing charitable services in communities with h...
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