The document provides requirements for designing an ER diagram for a hospital database. The database needs to record information about departments including name, ID, floor number and wing location. It also needs to record information about doctors such as license number, name, title, specializations, and their relationships to departments and supervision of other doctors. The database needs to record patient information like name, ID, phone numbers, age, physical attributes and symptoms. It also needs to record appointment details between patients and doctors including date and time. Each patient can have one attendant recorded with their name and relationship.