There

were many patients in the waiting room ___ were badly injured.

There are 17 beds in our ICU ___ are occupied by COVID patients.

There were

16 medical students in the classroom only ___ were boys.

The virus from ___ we extracted the spike protein cannot enter the body.

Oncology is the medical specialty ___ deals with the diagnosis and treatment of cancer.

The medical

book ___ I talked to you about is sold out.

The medication ___ is missing is dangerous.

My

colleague, ___ father is a famous heart specialist, is doing his internship in

cardiology.

The patient

___ I saw yesterday had MS.

Epidural anesthesia is a local anesthesia in ___ an anesthetic is injected.