Silvana Quaglini Mario Stefanelli Giordano Lanzola Vincenzo Caporusso Silvia Panzarasa Flexible guideline-based patient careflow systems. 65-80 2001 22 Artificial Intelligence in Medicine 1 db/journals/artmed/artmed22.html#QuagliniSLCP01 http://dx.doi.org/10.1016/S0933-3657(00)00100-7