死胎是指妊娠多少周胎儿在子宫内死亡:
A.18周
B.20周
C.24周
D.26周
E.28周
参考答案:B
After the long discussion, possible solutions________.
A.existed
B.disappeared
C.emerged
D.attained
下列属于诊断性手术的为()
A.细针抽吸
B.穿刺活检
C.切割活检
D.切取活检
E.切除活检