One of the distinguishing factors that marks hospitals unique, with respect to other health facilities; such as, clinics and care centers is that they provide both inpatient and outpatient care provisions.
Every hospital needs to have ward allotment for patients suffering from severe illness and injuries. This enables care givers to monitor health conditions continuously and thereby, accurate treatment procedures can be opted for.
You may call them simply doctors. But most doctors have extra expertise in one type of medicine or another. In fact, there are several hundred medical specialties and subspecialties. Here are the most common types of doctors you'll likely see.