This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health care of community & international health, Subject name: Social & Preventive Medicine
Which of the following are referred to as &;Ivory towers of Disease&; 
Select and explain. 
A. Small health centres, B. Large hospitals, C. Private practitioners, D. Health insurance companies
B: Large hospitals
Answer: B: Large hospitals 
Explanation: Hospitals are known as &;Ivory Tower of Disease&;, as they exist in splendid isolation in the community, absorb vast propoion (50-80%) of the health budget, are not people-oriented, are inflexible in procedures and styles and treatment is expensive Ref: Park 25th edition Pgno : 55