Ghana Health Service Undertaken Simulation Exercise To Combat Cholera Outbreak The Ghana Health Service, GHS, in Brong-Ahafo has undertaken a simulation exercise to test the readiness of Health Authorities to combat possible outbreak of Cholera in the Region. This is in collaboration with the Ministry of Health and the World Health Organisation, WHO. Speaking at the event, the Regional Director of Health Services, Dr. Timothy Lesta, said the Health Service in the region has a very effective surveillance system that must be complemented with the readiness of Staff to deal with any emergency. He welcomed the initiative and hoped it will help make emergency systems very reliable. GBC