西医治疗特发性血小板减少性紫癜出血，应首选的治疗措施是
A．抗生素B．脾切除C．糖皮质激素D．免疫抑制剂E．输新鲜血液
参考答案：C
Which of the following items would NOT be included in cash flow from financing（）
A. Gain on sale of stock of a subsidiary.
B. Dividends paid to shareholders.
C. Purchase of treasury stock.
作用选择性低的药物，在治疗量时往往呈现
A．毒性较大B．副作用较多C．过敏反应较大D．容易成瘾E．以上都不对
