正常小儿的喂养,每次哺乳的时间是()。
A.产后15min~2h
B.产后1h~2h
C.产后2h~4h
D.5min~15min
E.15min~20min
参考答案:E
左束支传导阻滞时,在心肌灌注显像上可出现()
A.左室前壁的放射性减低
B.左室侧壁放射性减低
C.间壁放射性减低
D.左室下壁放射性减低
E.左室后壁放射性减低
.
Man’s shopping can be and often is completed in five minutes,which is less than a quanrter
________。
A.that of a woman
B.of that of a woman
C.of a woman’s
D.that of a woman’s