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酒精性肝病时,最早最常见的肝脏病变是:()。
A.酒精性肝硬化
B.酒精性肝炎
C.肝细胞脂肪变性
D.点状坏死
E.碎片状坏死
A.酒精性肝硬化
B.酒精性肝炎
C.肝细胞脂肪变性
D.点状坏死
E.碎片状坏死
B、溃疡多个,呈圆形或椭圆形,边缘整齐
C、溃疡长径与肠长轴相垂直
D、溃疡底部不见结核性肉芽肿
E、溃疡愈合时很少造成肠腔狭窄
B.Clinical trials with resin-bonded restorations that had no or only limited mechanical retention and were made from alumina or zirconia ceramic were identified using an electronic search in PubMed database.
C.Most original laboratory research reports on bonding to zirconia ceramics start in their introduction with a statement pointing more or less out that achieving a reliable and predictable bond to this ceramic would be a major problem in dentistry
D.No clinical trials with alumina ceramic IRFDFs or with RBFDPs made from densely sintered alumina ceramic were foun
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