An increase in work on the full text of journal articles and the growth of PubMedCentral have the opportunity to create a major paradigm shift in how biomedical text mining is done. However, until now there has been no comprehensive characterization of how the bodies of full text journal articles differ from the abstracts that until now have been the subject of most biomedical text mining research.
Cohen, K. B., Johnson, H. L., Verspoor, K., Roeder, C., & Hunter, L. E. (2010). The structural and content aspects of abstracts versus bodies of full text journal articles are different. BMC Bioinformatics, 11. https://doi.org/10.1186/1471-2105-11-492