This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Social & Preventive Medicine
[{'content': "Who is known as 'First True Epidemiologist' in history of medicine? \nSelect and explain. \nA. John Snow, B. Hippocrates, C. James Lind, D. Joseph Lister", 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. (b) HippocratesHIPPOCRATES:* Also known as: Father of Medicine, First True Epidemiologist* Wrote book: Air, Water and PlacesALSO REMEMBER* James Lind gave the concept that Citrus fruits can prevent/cure Scurvy (Later found to be due to deficiency of Vitamin-C/ Ascorbic Acid)* Joseph Lister is also known as 'Father of Anti-sepsis'", 'role': 'assistant'}]