Factors of upper Gastrointestinal Hemorrhage in Old Patients with Respiratory Failure due to Chronic Cor pulmonale and the Contributing of Noninvasive Mechanical Ventilation是什麼意思_Factors of upper Gastrointestinal Hemorrhage in Old Patients with Respiratory Failure due to Chronic Cor pulmonale and the Contributing of Noninvasive Mechanical Ventilation在線翻譯_英語_讀音_用法_例句