66. 下列何種手術是”the gold stand for increase of keratinized gingival”？
(A) 自體游離牙齦移植(free gingival autograft)
(B) 皮下結締組織移植(subepithelial connective tissue graft , SCTG)
(C) 根尖向移位翻瓣合併自體游離牙齦移植(apically positioned flap with free gingival graft)
(D) 蒂狀瓣(pedicle flap)

答案：登入後查看
統計： A(13), B(3), C(3), D(1), E(0) #1902938