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 کاملDistant Healing
This article reviews 61 studies of distant healing, which is healing that is deliberately sent by one or more healers as an intent, wish, meditation, or prayer to a healee who may be in the healers' presence or may be far away. Distance, even thousands of miles, does not appear to limit the effects of healing. Significant effects of distant healing are demonstrated randomized controlled trials ...
متن کاملobstacles facing distant education
in the present century, which is the age of rapid growth of technology and knowledge, in addition to the development of formal teaching, increasing attention has been paid to distant education by various organizations and societies. this paper is a report of a research entitled “a study of the success and obstacles of distant education services project of khorassan province literacy organizatio...
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ژورنال
عنوان ژورنال: Nature
سال: 1995
ISSN: 0028-0836,1476-4687
DOI: 10.1038/376032a0