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【单选题】
在抗感染过程中,补体发挥作用依次出现的途径是A.
经典途径→MBL途径→旁路途径
B.
旁路途径→经典途径→MBL途径
C.
旁路途径→MBL途径→经典途径
D.
经典途径→旁路途径→MBL途径
E.
MBL途径→经典途径→旁路途径
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