Internal Medicine and Adult Immunization
Immunization is a process whereby the person is made immune or resistant to an infectious disease, typically by the administration of a vaccine. Vaccines stimulate body’s own immune system to protect the person against subsequent infection or disease. Vaccination is the administration of antigenic material (a vaccine) to stimulate the individual's immune system to develop adaptive immunity to a pathogen. Critical Care in Internal Medicine. Intensive care medicine or the critical care medicine is a branch of medicine concerned with diagnosis and management of life-threatening conditions requiring sophisticated organ support and the invasive monitoring.

