1 Prepend a plus sign to a word or phrase to require its presence in an article: +cpanel. 2  Prepend a minus sign to a word or phrase to require its absence in an article: -windows. 3  Words of less than three characters are ignored.4  All searches are case-insensitive. Prepend a plus sign to a word or phrase to require its presence in an article: +cpanel. 2  Prepend a minus sign to a word or phrase to require its absence in an article: -windows. 3  Words of less than three characters are ignored. 4  All searches are case-insensitive.
There are many barriers to promoting evidence based practice. The first of which would be the practitioner's ability to critically appraise research. This includes having a considerable amount of research evaluation skills, access to journals, and clinic/hospital support to spend time on EBN.
Multinational Clinical Trials: Breaking Language and Cultural Barriers. Clinical trials conducted in multinational and multicultural environments are increasing and include more nontraditional sites in Asia, Latin America, and Eastern and Central Europe. There appear to be clear economic advantages to performing trials in emerging markets.