I need help fix to follow

Submission Feedback - Age is a derived attribute. - Missing EER diagram for personnel entity (full time and part time personnel). - There is many-to-many relationship between personnel and patient. - There is many-to-many relationship between Test and patient. - There is many-to-many relationship between Treatment and patient. - There is one-to-many relationship between Department and personne

this is my ER

Gender Name DOB Bed Number Patient ID Patient Bed Admits Patient ID Addres Have Description Phone Treatment Code Takes se Email Email Test Cost Treatment Cares Test Code Cost Description Department Code Employee ID Employee Works Department Age Address Department name Phone Email Hire Date Name Gender DOB Staff Type