题目内容
有关骨肉瘤的主要诊断依据，的是
2021-11-09
A.好发于老年人
B.发生于长骨干骺端
C.肿瘤细胞异型性明显
D.出现肿瘤性成骨
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='27433' and id < 2267854 and id<>'2267854' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27433' and id > 2267854 and id<>'2267854' order by id asc limit 5