Little or no baseline information exists, however, on the prevalences of these two viruses among the elderly.
Little guidance exists, however, on managing the risk of bias for systematic reviews from nonfinancial conflicts of interest.
Little research exists, however, on the emerging role of Facebook as an enabler for civic engagement in a social network environment.
Few examples exist, however, of successful implementations of Grid-enabled medical systems and even fewer have been deployed for evaluation in practice.
A variety of barriers exists, however, to the development of EU-wide policies to achieve indoor environmental quality.
Less certainty exists, however, for the conservation of these synteny blocks within Mediterranean hexaploid tall fescue, given its less characterised genomic constitution [ 25].
Concerns exist, however, on several issues: Lack of description of irradiation-treated MNC, especially in the splenocyte-derived cultures.
Individuals from the same breed occupy different areas of the cluster, indicating that substructure exists, however none of the African or Asian breeds formed a separate group.
Uncertainty exists however, because of the need for risk adjustment and inconsistent definitions of postoperative morbidity.
A collection of genetic deficiencies covering over 70% of the Caenorhabditis elegans genome exists, however the application of these valuable biological tools has been limited due to the incomplete correlation between their genetic and physical characterization.
