1. American Hospital Association (AHA) (2010) Trends effecting hospitals and health systems. Available at: http://www.aha.org/aha/research-and-trends/chartbook/index.html. Accessed Aug 2020
2. An L, Yan J, Tong L (2005) An integrated rule-based and case-based reasoning system for customer service management. In: Proceedings of the IEEE international conference on e-business engineering (ICEBE’05)
3. Aqlan F, Yoon SW, Khasawneh MT, Srihari K (2011) A three-stage auditing system framework to minimize medical necessity claim denials. In: Proceedings of industrial engineering research conference
4. Arunasalam RG, Richie JT, Egan W, Gur-Ali O, Wallace WA (1999) Reengineering claims processing using probabilistic inductive learning. IEEE Trans Eng Manag 46(3):335–345
5. Barabasi AL, Albert R (1999) Emergence of scaling in random networks. Science 286:509–512