32.依據齲齒病因學的假說,下列何種治療是不切實際且無法達成的?
(A)滅絕全部牙菌斑(total plaque elimination)
(B)壓制特殊致齲細菌(cariogenic bacteria)
(C)置換成非致齲細菌(noncariogenic bacteria)的牙菌斑
(D)改變口腔生態(oral ecology)

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統計: A(253), B(0), C(13), D(8), E(0) #1035443