"Health Planning Congresses." . . "Public Health Administration Congresses." . . "Research Design Congresses." . . . . . . . . . "Research on simulation models for health management : report on a WHO Working Group, Lisbon, 26-29 September 1978" . . . "Conference papers and proceedings" . . "Research on simulation models for health management : report on a WHO Working Group, Lisbon, 26-29 September, 1978"@en . . . . . . . . . "Research on simulation models for health management : report on a WHO working group, Lisbon 26-29 September 1978" . . . . . . "WHO Working Group on Research on Simulation Models for Health Management (1978 : Lisbon)" . . . "WHO Working group on Research on Simulation Models for Health Management (1978 : Lisbon)" . . . "Models, Theoretical Congresses." . .