1. G. Botelho, J. Wilson, Thomas Eric Duncan: First Ebola death in U.S. (Retrieved October 13, 2014): http://edition.cnn.com/2014/10/08/health/thomas-eric-duncan-ebola/index.html.
2. Use of current explanations in multicausal abductive reasoning;Johnson;Cogn. Sci.,2001
3. Handbook of Analytic Philosophy in Medicine;Sadegh-Zadeh,2011
4. The construction of fuzziness;Sadegh-Zadeh,2013
5. From vagueness in medical thought to the foundations of fuzzy reasoning in medical diagnosis;Seising;Artif. Intell. Med.,2006