
Comparison of Analgesic Effect and Safety of Intravaginal Injection of Sufentanil and Fentanyl in Elderly Patients with Intertrochanteric Fractures under PFNA Internal Fixation
WANG Mengke, CAO Xiaofang, LI Zhengguo
Comparison of Analgesic Effect and Safety of Intravaginal Injection of Sufentanil and Fentanyl in Elderly Patients with Intertrochanteric Fractures under PFNA Internal Fixation
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