article use with institutions
When the stands before school, hospital, university, church, and like names.
Use the with a full official name that includes of or a modifier: the University of Chicago, the Massachusetts Institute of Technology. Drop the before a short name used as a proper institution: She goes to Stanford. He is in Congress. For ordinary common nouns, keep the article: She went to the hospital. He is at the university. Do not use in hospital or at university.
Examples
Use She teaches at the University of Michigan.
Use She teaches at Michigan.
Use He is in the hospital.
Avoid He is in hospital.