منابع مشابه
Payment for whole blood donations in Lithuania: the risk for infectious disease markers.
BACKGROUND AND OBJECTIVES In Lithuania, remuneration for whole blood donations still prevails, with the government covering payment for the donors. The payment per donation in cash is equal to 40 litas (euro11.6); it is offered to all blood donors and accepted by the majority of them. Donors who gave blood and received the payment are treated as remunerated donors; those who gave blood and did ...
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Although many charities have a web presence, almost all of them have been designed to accept credit cards as the only means for making donations. The anonymity requirements of many donors, however, make the existing means of donation inappropriate for them. In this paper we investigate the business need for an internet charity donation scheme, identify the security requirements such a scheme sh...
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Previous modeling studies have identified the vaccination coverage level necessary for preventing influenza epidemics, but have not shown whether this critical coverage can be reached. Here we use computational modeling to determine, for the first time, whether the critical coverage for influenza can be achieved by voluntary vaccination. We construct a novel individual-level model of human cogn...
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B1OOC1clono]-characteristics and types (JI' t)lt),l~! <!()]l:~ti :. ['111[{'(1slates-19i3.
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T HE HUMAN T-cell lymphotropic viruses type I and type II (HTLV-I and HTLV-II) are closely related human retroviruses and have similar biological properties, genetic organization, and tropism for T lymphocytes. They were the first 2 retroviruses to be identified in humans in 19801 and 1982, respectively? They belong to the Oncovirinae subfamily, are typically lymphoproliferative, and are able t...
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ژورنال
عنوان ژورنال: BMJ
سال: 1994
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.309.6968.1585