他们假设阴性失血可能源于手术后出血、抗凝、其他来源如胃肠道出血和原始创伤引起的失血。
They hypothesised the 'hidden loss' could originate from post-operative haemorrhage, anti-coagulation, bleeding from other sources such as the gastrointestinal tract and from the initial trauma.
他们假设阴性失血可能源于手术后出血、抗凝、其他来源如胃肠道出血和原始创伤引起的失血。
They hypothesised the 'hidden loss' could originate from post-operative haemorrhage, anti-coagulation, bleeding from other sources such as the gastrointestinal tract and from the initial trauma.
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