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: Medicine
[{'content': 'Cerebral angiography was performed by: \nSelect and explain. \nA. Sir Walter Dandy, B. George Moore, C. Seldinger, D. Egas Moniz', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer is D (Egas Moniz): Egas Moniz first performed cerebral Angiography in 1927. Antonio Egas Moniz, a Pouguese neurologist, first performed cerebral Angiography. He received the Nobel Prize for developing for developing frontal leucotomy as a treatment for psychiatric diseases. In 1927 he performed the first cerebral angiogram in a living human assisted y his colleagues Almeida Lima and Almeida Dias.', 'role': 'assistant'}]