卵巢良性囊性畸胎瘤最常见的并发症是
A．蒂扭转B．破裂C．感染D．出血E．恶性变
参考答案：A
诊断乳腺癌联合应用的肿瘤标志物是（）
A.CEA+CA242
B.CA125+CEA
C.CEA+CA15-3
D.CA125+CA19-9
E.NSE+CA125
单项选择.
of the teachers in our school is 118, of them are women teachers.
