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تعداد نتایج: 15430 فیلتر نتایج به سال:
One of the problems facing the introduction of novel crops is the concerns about their spread into the natural environment. A long-term study of oilseed rape (canola) growing on the verges of one of Britain’s busiest motorways provides some encouragement that at least some crops find the going tough outside the field environment in which they are sown. Michael Crawley at Imperial College London...
Two hundred and twenty nine final year medical students were assessed in paediatrics using an objective structured clinical examination (OSCE) and a traditional viva voce examination, and the results were compared with other assessments of the students made during and at the end of the undergraduate course. Results of the OSCE correlated positively with other forms of assessment and more strong...
PROBLEM Early diagnosis of infections with human immunodeficiency virus (HIV) is needed - especially among key populations such as sex workers, transgender people, men who have sex with men and people who use drugs. APPROACH The Brazilian Ministry of Health developed a strategy called Viva Melhor Sabendo ("live better knowing") to increase HIV testing among key populations. In partnership wit...
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