A.
B.
C.
D.
[单选题]A.青少年牙周炎B.成人牙周炎C.牙周牙髓联合病变D.牙周脓肿E.牙周创伤
[单选题]A.B.C.D.
[单选题]A.112500B.119600C.126900D.150000
[多选题]A.B.C.D.E.
[单选题]A.2B.3C.4D.5