نتایج جستجو برای: in early 21st century
تعداد نتایج: 17072364 فیلتر نتایج به سال:
Title: Survival of endometrial cancer patients in Germany in the early 21st century: a period analysis by age, histology, and stage
M ycobacterium tuberculosis infection remains a major cause of global mortality and morbidity and the resulting disease, tuberculosis (TB), caused an estimated 1.7 million deaths in 2009 [1]. However, the majority of the 2 billion people estimated to be infected with M. tuberculosis have asymptomatic infection, termed latent TB infection (LTBI) [2, 3]. Traditionally, LTBI has been defined by ev...
Medical ethics is an indispensible and challenging aspect of clinical practice. This is particularly prominent in the field of organ transplantation. In this paper, initially, a clinical case with brain death that ended up as an organ donor will be presented. Following the presentation, important moral challenges which initially formed medical ethics and some highlights of it in organ transplan...
As we enter the 21 Century, we are confronted by waves of new technology and pressured by competitive forces to find the most effective and efficient uses of information systems (IS) in organizations. Periodically, it is useful to stand back and take a look at the IS field from a variety of perspectives. These perspectives create “images” of IS that offer the potential of generating new insight...
Gastrointestinal bleeding scintigraphy performed with (99m)Tc-labeled autologous erythrocytes or historically with (99m)Tc-sulfur colloid has been a clinically useful tool since the 1970s. This article reviews the history of the techniques, the different methods of radiolabeling erythrocytes, the procedure, useful indications, diagnostic accuracy, the use of SPECT/CT and CT angiography to evalu...
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