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: Surgery
[{'content': 'In percutaneous endoscopic gastrostomy (PEG), which of the following is not used? \nSelect and explain. \nA. Push technique, B. Pull technique, C. Retraction method, D. Introducer technique', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) Retraction methodRef: Bailey 26th Edition Page 267There are three methods of putting PEG tube* Direct Stab technique (Introducer technique)* Push through technique!* Pull TechniqueThere is no retraction technique', 'role': 'assistant'}]