Objective Investigate acute intestinal obstruction operation time decision.
目的探讨急性肠梗阻手术时机的抉择。
Objective: To investigate the diagnostic value of ultrasound for the intestinal obstruction.
目的：探讨超声检查对肠梗阻及病因的诊断价值。
Objective: To investigate the diagnostic value of ultrasound for the intestinal obstruction.
目的：探讨超声检查对肠梗阻及病因的诊断价值。
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