单选题患儿男，9岁。患风湿性心内膜炎，应绝对卧床休息的时间是（ ）。A1周B2周C6～12周D6个月E2年
单选题
患儿男，9岁。患风湿性心内膜炎，应绝对卧床休息的时间是（ ）。
A
1周
B
2周
C
6～12周
D
6个月
E
2年
参考解析
解析：
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