This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
[{'content': 'The concept of Social medicine was first introduced by- \nSelect and explain. \nA. Neumann and Virchow, B. Robe Grotjahn, C. John Ryle, D. Rene sand', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Neumann and virchow The seeds that medicine is a social science were sown late in the 19th century by pioneers such as Neumann and Virchow.", 'role': 'assistant'}]