00534nam a2200121Ia 4500 20260716043351.0 Royston, Geoff... [et al] Using system dynamics to help develop and implement policies and programmes in health care in England 1999 Describes how the Operational Research Group in the Department of Health in England has used system dynamics modelling in several areas of health care policy and programme development and implementation. 3/7/00 M2LMGR A 45784 45784