Urine Metanephrine Concentration Can Early and Accurately Predict Etiology of Acute Respiratory Failure in Critically Ill Patients with Subarachnoid Hemorrhage: A Prospective Single-Center Pilot Study

尿液甲氧基肾上腺素浓度可早期准确预测蛛网膜下腔出血危重患者急性呼吸衰竭的病因：一项前瞻性单中心试点研究