To date, China has set up a well structured and functioning system of disease prevention and control and medical care covering both urban and rural areas.
目前，中国已基本建立起覆盖城乡、功能完善的疾病预防控制体系和医疗救治体系。
2
The disease has a wide geographic distribution, almost covering the whole world.
该病分布广泛，几乎全世界都有本病存在或流行。
3
The relatively rare disease involves the inflammation of membranes covering the brain and spinal cord.