This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiological Study, Subject name: Social & Preventive Medicine
Father of Epidemiology is: 
Select and explain. 
A. Hippocrates, B. John Snow, C. Ambroise Pare, D. Rudolf Virchow
B: John Snow
Answer: B: John Snow 
Explanation: Ans. (b) John SnowRef: K. Park 23rd ed. / 5-6* Father of public Health: Cholera* Father of modern epidemiology: John Snow* Father of Medicine/first true epidemiologist: Hippocrates.