All data sets supporting the results of this article are accessible in the NCBI's GEO database through GEO Series accession number GSE47182 (http://www.ncbi.nlm.nih.gov/geo/query/acc.cgi acc=GSE47182).nih.gov/geo/query/acc.cgi acc=GSE47182
The data supporting this article are accessible in the Dryad Digital Repository (doi 10.5061/dryad.83rv1).
If enacted, the measure would require that the articles be accessible online without charge within six months of their initial publication in a scholarly journal.
At the moment, only about 10% of published scientific articles are accessible without restrictions.
This means that all our articles are accessible as full text for everyone, at no cost via PubMed immediately after the printed version has been published.
Although it has already been demonstrated that full text contains more information (33), only a small number of more than 233 000 HIV-related articles are accessible through PMC OA, thus, limiting the full potential of full-text TM to provide a large-scale systematic approach to information extraction from the entire literature.
Over the last three decades, medicine has become firmly tethered to Medline, the National Library of Medicine's vast computerized database of journal articles that is accessible without charge from any computer in the world.
Each linked Times article is also accessible without a digital subscription.
In order to encourage its wide dissemination, this article is freely accessible on the European Radiology and European Journal of Hybrid Imaging web sites.
Beyond those contributions, the present article is sufficiently accessible to help the practitioner understand through concrete examples the general IEKF theory, and to provide him with guidelines for the design of IEKFs.
Supplementary material is available for this article at 10.2165/00003495-200969050-00004 accessibleessible for authorized users.
