dominick caine reports. >>reporter: workers at an ebola treatment center get ready to treat their patients. this part of the liberian capital is a high risk area for the disease. >> every patient was receiving the same nutritional treatment, the same diet. you have patients that have sore throats and very little appetites. so based on let's say the difference condition of the patient, each one would need a different diet. >>reporter: just over 40% of all the people diagnosed with ebola in liberia have died from it. the number of new cases here has been stable for several weeks but in neighboring sierra leone, the number is still rising. the w.h.o. says transmission of ebola remains intense in the capital. on wednesday, the president of the world bank gave an up beat assessment of the situation. >> sierra must emerge stronger than they were before the ebola epidemic. there's much that we can do to respond. >>reporter: the government here has stressed that the country should not be defined by its ebola experie