Incidence Studies

《英文msh词典》Incidence Studies
[同义词] Incidence Studies
[主题词] Cohort Studies
[中文释义] 发病率研究
[英文释义] Studies in which subsets of a defined population are identified. These groups may or may not be exposed to factors hypothesized to influence the probability of the occurrence of a particular disease or other outcome. Cohorts are defined populations which,as a whole,are followed in an attempt to determine distinguishing subgroup characteristics.