The resuls suggested that there was herdinfection of histoplasma capsulatum in China and the infection rate in pulmonary tuberculosis patients was higher.
初步证实了国内存在组织胞浆菌人群的感染,且肺结核病人感染率较高。
2
Many of the childhood vaccinations rely on "herd-immunity" - a certain percentage of the population having the vaccine in order to protect those that do not, or cannot have it, from infection.