منابع مشابه
Fatal attraction
L ook carefully at a solitary animal and you will find that it is not so alone after all. Animals play host to entire ecosystems that teem with diverse life. Some of the microbes that live on (or in) animals are beneficial to their host. However, these microbes' more sinister brethren, parasites and pathogens, cause damage and disease. Between these two extremes is a class of organisms that, it...
متن کاملFetal Attraction
Parents and health care practitioners alike cringe at the mere thought of exposing children to agents associated with cancer. For this reason, the medical world has traditionally shied away from administering prenatal X rays, long known to increase the risk of childhood leukemia. But little research has examined the effects of diagnostic X rays after birth, which are commonly prescribed by doct...
متن کاملMedical Tourism Attraction of Tehran Hospitals
Introduction: Today the market of medical tourism is growing as one of the competitive and profitable industries in the world. The aim of this study was to determine medical tourist attraction in Tehran hospitals. Methods: This is a descriptive study which was carried out in 8 hospitals of Tehran in 2012. 195 people from the managing boards of these hospi...
متن کاملTraction, Contraction … Attraction
Historically, at first it was believed that contraction forces were directly applied by the newly synthesized collagen at the site of the wound. Later it was shown that cells mediate this process. Fibroblasts are considered to have the capital role of mediating contraction that appears to be a coordinated multistage process in both the intracellular and extracellular levels. The fibrous and str...
متن کاملConstrained Lexical Attraction Models
Lexical Attraction Models (LAMs) were first introduced by Deniz Yuret in (Yuret 1998) to exemplify how an algorithm can learn word dependencies from raw text. His general thesis is that lexical attraction is the likelihood of a syntactic relation. However, the lexical attraction acquisition algorithm from (Yuret 1998) does not take into account the morpho-syntactical information provided by a p...
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ژورنال
عنوان ژورنال: Nature Reviews Neuroscience
سال: 2003
ISSN: 1471-003X,1471-0048
DOI: 10.1038/nrn1145