نتایج جستجو برای: national library of medicine
تعداد نتایج: 21233059 فیلتر نتایج به سال:
the issue of curriculum and syllabus evaluation and revision has been in center of attention right from when curriculum came into attention of educational institutions. thus everywhere in the world in educational institutions curricula and syllabi are evaluated and revised based on the goals, the needs, existing content, etc.. in iran any curriculum is designed in a committee of specialists and...
This essay is a personal reflection on how early decisions shaped the National Science Digital Library (NSDL) and how the program has evolved over the past decade. It draws heavily on observations from the planning studies in 1997 and 1998, and my experience as principal investigator of the Cornell University's part of the Core Integration team until 2005. The thoughts expressed here are purely...
the history of plant’s used for mankind is as old as the start of humankind. initially, people used plants for their nutritional proposes but after the discovery of medicinal properties, this natural ?ora became a useful source of disease cure and health improvement across various human communities. berberis vulgaris is one of the medicinal plants used in iranian traditional medicine. berberis ...
Toxicity Summary: IDENTIFICATION: Bentonite is a rock formed of highly colloidal and plastic clays composed mainly of montmorillonite and produced in situ devitrification of volcanic ash. It may contain feldspar, cristobalite and crystaline quartz. Major uses of bentonite include binding foundry sand in molds, absorbing grease, oil and animal wastes; palletizing taconite iron ore and improving ...
Based on the designing and implementation of metadata standard of Peking University Digital Library, this paper discusses the Chinese metadata standard and its related issues. It involves the metadata methodology – Metadata Standard Framework, and an analysis of an applied case – the generation of Rubbing Metadata Standard of Peking University Rare Book Digital Library.
This paper illustrates the results of an investigation that aimed at clarifying to what extent the system that is used for implementing the ERCIM Technical Reference Digital Library can support the new metadata “relation with other documents”. Particular solutions for this extension are discussed.
We consider splitting and stabilization of second-order solitons (2-soliton breathers) in a model based on the nonlinear Schrodinger equation, which includes a small quintic term, and weak resonant nonlinearity management (NLM), i.e., time-periodic modulation of the cubic coefficient, at the frequency close to that of shape oscillations of the 2-soliton. The model applies to the light propagati...
The ability to conduct efficient literature searches is fundamental to the practice of evidence-based dentistry. In the second part of this series on evidence-based dentistry, strategic literature search techniques are discussed. MEDLINE, because of its breadth, depth and continuous maintenance by the U.S. National Library of Medicine (NLM), is the best source of evidence for health care. Altho...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید