relation: https://pure.iiasa.ac.at/id/eprint/4051/ title: On modelling and optimization of abrupt changes: Disease control processes creator: Ermoliev, Y.M. creator: Oortmarssen, G. van date: 1994 type: Conference or Workshop Item type: NonPeerReviewed identifier: Ermoliev, Y.M. & Oortmarssen, G. van (1994). On modelling and optimization of abrupt changes: Disease control processes. In: Proceedings of the Working Group Meeting on Modelling Noncommunicable Diseases: Methodological Issues, 17-21 September.