1. Appelt D (1999) An introduction to information extraction. Artificial Intelligence Communications, Vol 12(3): 161–172
2. Bailey B (2006) Getting the complete picture with usability testing. Usability updates newsletter, U.S. Department of Health and Human Services
3. Brooke J (1996) SUS: a “ quick and dirty ” usability scale. In: Jordan PW, Thomas B, Weerdmeester BA, McClelland AL (eds) Usability Evaluation in Industry. Taylor and Francis, London
4. Calder J (1996) Statistical techniques. In: Sapsford R and Jupp V (eds) Data Collection and Analysis, chapter 9. Open University, UK
5. Culotta A, Sorensen J (2004) Dependency tree kernels for relation extraction. In: Proceedings of 42th Annual Meeting of the Association for Computational Linguistics. 21—26 July Barcelona, Spain