59.下列何者是造牙骨質細胞(cementoblast)之最主要來源?
(A)牙釉器官(enamel organ)
(B)牙乳頭(dental papilla)
(C)齒濾泡(dental follicle)
(D)赫威氏上皮根鞘(Hertwig's epithelial root sheath)

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統計: A(12), B(37), C(1045), D(145), E(0) #1034965