A.急性化脓性根尖周炎
B.颊间隙感染
C.咬肌间隙感染
D.边缘性骨髓炎
E.中央性骨髓炎
[单选题]A.180个B.190个C.198个D.220个
[单选题]A.180个B.190个C.198个D.220个
[单选题]A.180个B.190个C.198个D.220个
[单选题]A.180个B.190个C.198个D.220个
[单选题]A.180个B.190个C.198个D.220个
[单选题]A.180个B.190个C.198个D.220个
[单选题]A.t检验B.C.秩和检验D.直线相关E.等级相关