1. Five years after to err is human: what have we learned?;Leape;JAMA,1995
2. The roles of MDs and RNs as initiators and recipients of interruptions in workflow;Brixey;Int J Med Inform,2010
3. Workflow modeling in critical care: piecing together your own puzzle;Malhotra;J Biomed Inform,2007
4. Goldspink C. Modelling social systems as complex: towards a social simulation meta-model. J Artif Soc Soc Simul 2000;3(2). Available from: http://www.soc.surrey.ac.uk/JASSS/3/2/1.html.
5. Complexity: the emerging science at the edge of order and chaos;Waldrop,1992