Objective:As one of the common clinical disorders, fever of unknown origin with respiratory system manifestations, especially pulmonary vasculitis diseases are often misdiagnosed.

目的了解某小学不明原因发热的疫情特征，探讨其危险因素、传播模式和病原体，制定控制措施。

youdao

Conducting research in the areas of cardiovascular disease, central nervous system disorders, immunology and infectious disease, oncology, respiratory diseases and women's health, its best-selling products are Vytorin, Zetia, Remicade and Nasonex.

CNN: Schering-Plough facts