河南省商业高等专科学校学生疾病谱调查李皓我国高校大多是食宿统一管理，在流行病学上将该人群列为易感人群。改革开放后，学校推向市场，许多学校在原来基础设施未变的情况下，招生人数及规模均有不同程度的增高，使原有人群密度有增无减，呼吸道，消化道传染病罹患率有... Investigation of disease spectrum of students in Henan Commercial College Li Hao Most of Chinese colleges and universities are unified management of food and accommodation, and the population is listed as a susceptible population in epidemiology. After the reform and opening up, the schools were introduced to the market. In many schools, the number and size of enrollment increased to varying degrees under the condition that the original infrastructures had not changed. As a result, the density of the original population kept increasing while the prevalence of respiratory and gastrointestinal diseases Have...