患者,男,60岁。既往有冠心病、慢性心力衰竭、乙肝病史。X线胸片示左侧胸腔积液。检查结果提示该患者胸腔积液的形成还有其他因素参与的是
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
免费的网站请分享给朋友吧